21085548495

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127791203}}^1$

素因数の和:127791222

約数の個数: 16

約数和(自身を含む): 36803866752

約数和(自身を除く): 15718318257

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 127791203, 383373609, 638956015, 1405703233, 1916868045, 4217109699, 7028516165, 21085548495]

約数ペア:

[(1, 21085548495), (3, 7028516165), (5, 4217109699), (11, 1916868045), (15, 1405703233), (33, 638956015), (55, 383373609), (165, 127791203)]