I divisori di 1990021 sono 8, elencati qui di seguito: 1; 11; 131; 1381; 1441; 15191; 180911; 1990021
1990002, 1990003, 1990004, 1990005, 1990006, 1990007, 1990008, 1990009, 1990010, 1990011, 1990012, 1990013, 1990014, 1990015, 1990016, 1990017, 1990018, 1990019, 1990020, 1990022, 1990023, 1990024, 1990025, 1990026, 1990027, 1990028, 1990029, 1990030, 1990031, 1990032, 1990033, 1990034, 1990035, 1990036, 1990037, 1990038, 1990039, 1990040