21302798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{2311}}^1$

素因数の和:2743

約数の個数: 16

約数和(自身を含む): 34957440

約数和(自身を除く): 13654642

約数列:

[1, 2, 11, 22, 419, 838, 2311, 4609, 4622, 9218, 25421, 50842, 968309, 1936618, 10651399, 21302798]

約数ペア:

[(1, 21302798), (2, 10651399), (11, 1936618), (22, 968309), (419, 50842), (838, 25421), (2311, 9218), (4609, 4622)]