21705634

素因数分解:

$2^1\times {\mathrm{17}}^3\times {\mathrm{47}}^2$

素因数の和:147

約数の個数: 24

約数和(自身を含む): 35344620

約数和(自身を除く): 13638986

約数列:

[1, 2, 17, 34, 47, 94, 289, 578, 799, 1598, 2209, 4418, 4913, 9826, 13583, 27166, 37553, 75106, 230911, 461822, 638401, 1276802, 10852817, 21705634]

約数ペア:

[(1, 21705634), (2, 10852817), (17, 1276802), (34, 638401), (47, 461822), (94, 230911), (289, 75106), (578, 37553), (799, 27166), (1598, 13583), (2209, 9826), (4418, 4913)]