The first legs will be played on February 15, with the return games on February 22.
Ostersund are a relatively young club and were actually formed a month after Wenger took over at Arsenal, back in 1996.
The seeded teams: Milan, Arsenal, Atalanta, Athletic Bilbao, Atlético Madrid, Braga, CSKA Moscow, Dynamo Kyiv, Lazio, Leipzig, Lokomotiv Moskva, Plzen, Salzburg, Sporting, Villarreal and Zenit.
Having predominately featured in Sweden's third tier since its founding just over two decades ago, Ostersunds gained promotion to the second tier in 2013 and Sweden's top-flight, Allsvenskan, three years later.
Georgia 'Toff' Toffolo is crowned Queen of the Jungle
She had even more fans than Scarlett previous year , as bookies said she's been the most popular campmate ever. "Genuinely shocked that @iainlee has just come third place, wanted him to beat jamie so bad", said another.
This season's Europa League is set to be a lot tougher than the tournament won by Manchester United a year ago.
Ostersunds are managed by an Englishman, former Southampton defender Graham Potter.
The Gunners made it through to the knockout stage fairly comfortably, qualifying from Group H with a game to spare.
English teams endured mixed fortunes in the draw for the last 16 of Europe's premier club competition: Manchester United are pitted against Sevilla, Manchester City will face Basel, while Liverpool will take Porto to task.
Iran global Saman Ghoddos was the club's star man during the Europa League group stage as he scored three goals to help Ostersunds set up an incredible clash with Premier League giants Arsenal.