College football teams with most national championships in AP Top 25 poll era

One of the top performing teams of the 21st century, LSU has ascended to the top of the college football mountain three times since 2000. It shares the ’03 title with USC, but won the other two outright, including its 2019 record-breaking team which many analysts have called the greatest in the sport’s history.
— Read on www.si.com/fannation/college/cfb-hq/.amp/ncaa-football-rankings/college-football-rankings-national-championships-ap-top-25-era