Jeremy Piven Goes To Bat For Julian Edelman, He's A 1st Ballot Hall Of Famer!

"He's got 3 Super Bowl rings. He has 36 touchdowns. He's 5-foot-9. He's Jewish!" Jeremy Piven says all of that -- and more -- are the reasons he's certain Julian Edelman is a Hall of Famer ... telling TMZ Sports the Patriots legend should be in…