21908084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{1601}}^1$

素因数の和:1927

約数の個数: 24

約数和(自身を含む): 41985216

約数和(自身を除く): 20077132

約数列:

[1, 2, 4, 11, 22, 44, 311, 622, 1244, 1601, 3202, 3421, 6404, 6842, 13684, 17611, 35222, 70444, 497911, 995822, 1991644, 5477021, 10954042, 21908084]

約数ペア:

[(1, 21908084), (2, 10954042), (4, 5477021), (11, 1991644), (22, 995822), (44, 497911), (311, 70444), (622, 35222), (1244, 17611), (1601, 13684), (3202, 6842), (3421, 6404)]