7221621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4129}}^1$

素因数の和:4196

約数の個数: 16

約数和(自身を含む): 10704960

約数和(自身を除く): 3483339

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 4129, 12387, 45419, 136257, 218837, 656511, 2407207, 7221621]

約数ペア:

[(1, 7221621), (3, 2407207), (11, 656511), (33, 218837), (53, 136257), (159, 45419), (583, 12387), (1749, 4129)]