21000377085

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{12389603}}^1$

素因数の和:12389724

約数の個数: 16

約数和(自身を含む): 33897956544

約数和(自身を除く): 12897579459

約数列:

[1, 3, 5, 15, 113, 339, 565, 1695, 12389603, 37168809, 61948015, 185844045, 1400025139, 4200075417, 7000125695, 21000377085]

約数ペア:

[(1, 21000377085), (3, 7000125695), (5, 4200075417), (15, 1400025139), (113, 185844045), (339, 61948015), (565, 37168809), (1695, 12389603)]