21894711

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{757}}^1$

素因数の和:1102

約数の個数: 16

約数和(自身を含む): 30271488

約数和(自身を除く): 8376777

約数列:

[1, 3, 31, 93, 311, 757, 933, 2271, 9641, 23467, 28923, 70401, 235427, 706281, 7298237, 21894711]

約数ペア:

[(1, 21894711), (3, 7298237), (31, 706281), (93, 235427), (311, 70401), (757, 28923), (933, 23467), (2271, 9641)]