2021902065

素因数分解:

$3^2\times 5^1\times {\mathrm{6991}}^1\times {\mathrm{6427}}^1$

素因数の和:13429

約数の個数: 24

約数和(自身を含む): 3505676928

約数和(自身を除く): 1483774863

約数列:

[1, 3, 5, 9, 15, 45, 6427, 6991, 19281, 20973, 32135, 34955, 57843, 62919, 96405, 104865, 289215, 314595, 44931157, 134793471, 224655785, 404380413, 673967355, 2021902065]

約数ペア:

[(1, 2021902065), (3, 673967355), (5, 404380413), (9, 224655785), (15, 134793471), (45, 44931157), (6427, 314595), (6991, 289215), (19281, 104865), (20973, 96405), (32135, 62919), (34955, 57843)]