21282550583

素因数分解:

$7^2\times {\mathrm{307}}^1\times {\mathrm{617}}^1\times {\mathrm{2293}}^1$

素因数の和:3231

約数の個数: 24

約数和(自身を含む): 24889000752

約数和(自身を除く): 3606450169

約数列:

[1, 7, 49, 307, 617, 2149, 2293, 4319, 15043, 16051, 30233, 112357, 189419, 703951, 1325933, 1414781, 4927657, 9281531, 9903467, 34493599, 69324269, 434337767, 3040364369, 21282550583]

約数ペア:

[(1, 21282550583), (7, 3040364369), (49, 434337767), (307, 69324269), (617, 34493599), (2149, 9903467), (2293, 9281531), (4319, 4927657), (15043, 1414781), (16051, 1325933), (30233, 703951), (112357, 189419)]