21987926015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1201}}^1\times {\mathrm{332873}}^1$

素因数の和:334090

約数の個数: 16

約数和(自身を含む): 28808247456

約数和(自身を除く): 6820321441

約数列:

[1, 5, 11, 55, 1201, 6005, 13211, 66055, 332873, 1664365, 3661603, 18308015, 399780473, 1998902365, 4397585203, 21987926015]

約数ペア:

[(1, 21987926015), (5, 4397585203), (11, 1998902365), (55, 399780473), (1201, 18308015), (6005, 3661603), (13211, 1664365), (66055, 332873)]