20211979991

素因数分解:

$7^1\times {\mathrm{443}}^1\times {\mathrm{6517891}}^1$

素因数の和:6518341

約数の個数: 8

約数和(自身を含む): 23151552384

約数和(自身を除く): 2939572393

約数列:

[1, 7, 443, 3101, 6517891, 45625237, 2887425713, 20211979991]

約数ペア:

[(1, 20211979991), (7, 2887425713), (443, 45625237), (3101, 6517891)]