21749808626

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{245389}}^1$

素因数の和:245898

約数の個数: 32

約数和(自身を含む): 40236107520

約数和(自身を除く): 18486298894

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 487, 974, 3409, 6331, 6818, 12662, 44317, 88634, 245389, 490778, 1717723, 3190057, 3435446, 6380114, 22330399, 44660798, 119504443, 239008886, 836531101, 1553557759, 1673062202, 3107115518, 10874904313, 21749808626]

約数ペア:

[(1, 21749808626), (2, 10874904313), (7, 3107115518), (13, 1673062202), (14, 1553557759), (26, 836531101), (91, 239008886), (182, 119504443), (487, 44660798), (974, 22330399), (3409, 6380114), (6331, 3435446), (6818, 3190057), (12662, 1717723), (44317, 490778), (88634, 245389)]