21843910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{569}}^1$

素因数の和:936

約数の個数: 32

約数和(自身を含む): 43092000

約数和(自身を除く): 21248090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 349, 569, 698, 1138, 1745, 2845, 3490, 3839, 5690, 6259, 7678, 12518, 19195, 31295, 38390, 62590, 198581, 397162, 992905, 1985810, 2184391, 4368782, 10921955, 21843910]

約数ペア:

[(1, 21843910), (2, 10921955), (5, 4368782), (10, 2184391), (11, 1985810), (22, 992905), (55, 397162), (110, 198581), (349, 62590), (569, 38390), (698, 31295), (1138, 19195), (1745, 12518), (2845, 7678), (3490, 6259), (3839, 5690)]