20211001727

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{21708917}}^1$

素因数の和:21708950

約数の個数: 12

約数和(自身を含む): 24748166520

約数和(自身を除く): 4537164793

約数列:

[1, 7, 19, 49, 133, 931, 21708917, 151962419, 412469423, 1063736933, 2887285961, 20211001727]

約数ペア:

[(1, 20211001727), (7, 2887285961), (19, 1063736933), (49, 412469423), (133, 151962419), (931, 21708917)]