21627372

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{138637}}^1$

素因数の和:138657

約数の個数: 24

約数和(自身を含む): 54346096

約数和(自身を除く): 32718724

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 138637, 277274, 415911, 554548, 831822, 1663644, 1802281, 3604562, 5406843, 7209124, 10813686, 21627372]

約数ペア:

[(1, 21627372), (2, 10813686), (3, 7209124), (4, 5406843), (6, 3604562), (12, 1802281), (13, 1663644), (26, 831822), (39, 554548), (52, 415911), (78, 277274), (156, 138637)]