21703670331

素因数分解:

$3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{3122381}}^1$

素因数の和:3122722

約数の個数: 16

約数和(自身を含む): 33172186368

約数和(自身を除く): 11468516037

約数列:

[1, 3, 7, 21, 331, 993, 2317, 6951, 3122381, 9367143, 21856667, 65570001, 1033508111, 3100524333, 7234556777, 21703670331]

約数ペア:

[(1, 21703670331), (3, 7234556777), (7, 3100524333), (21, 1033508111), (331, 65570001), (993, 21856667), (2317, 9367143), (6951, 3122381)]