21536858

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{5323}}^1$

素因数の和:5366

約数の個数: 24

約数和(自身を含む): 39227232

約数和(自身を除く): 17690374

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046, 5323, 10646, 37261, 74522, 90491, 180982, 633437, 1266874, 1538347, 3076694, 10768429, 21536858]

約数ペア:

[(1, 21536858), (2, 10768429), (7, 3076694), (14, 1538347), (17, 1266874), (34, 633437), (119, 180982), (238, 90491), (289, 74522), (578, 37261), (2023, 10646), (4046, 5323)]