21000618112

素因数分解:

$2^7\times {\mathrm{101}}^1\times {\mathrm{1624429}}^1$

素因数の和:1624544

約数の個数: 32

約数和(自身を含む): 42251424300

約数和(自身を除く): 21250806188

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 404, 808, 1616, 3232, 6464, 12928, 1624429, 3248858, 6497716, 12995432, 25990864, 51981728, 103963456, 164067329, 207926912, 328134658, 656269316, 1312538632, 2625077264, 5250154528, 10500309056, 21000618112]

約数ペア:

[(1, 21000618112), (2, 10500309056), (4, 5250154528), (8, 2625077264), (16, 1312538632), (32, 656269316), (64, 328134658), (101, 207926912), (128, 164067329), (202, 103963456), (404, 51981728), (808, 25990864), (1616, 12995432), (3232, 6497716), (6464, 3248858), (12928, 1624429)]