21796894

素因数分解:

$2^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{2221}}^1$

素因数の和:2931

約数の個数: 16

約数和(自身を含む): 37436256

約数和(自身を除く): 15639362

約数列:

[1, 2, 7, 14, 701, 1402, 2221, 4442, 4907, 9814, 15547, 31094, 1556921, 3113842, 10898447, 21796894]

約数ペア:

[(1, 21796894), (2, 10898447), (7, 3113842), (14, 1556921), (701, 31094), (1402, 15547), (2221, 9814), (4442, 4907)]