21404512

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{9421}}^1$

素因数の和:9502

約数の個数: 24

約数和(自身を含む): 42738192

約数和(自身を除く): 21333680

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 9421, 18842, 37684, 75368, 150736, 301472, 668891, 1337782, 2675564, 5351128, 10702256, 21404512]

約数ペア:

[(1, 21404512), (2, 10702256), (4, 5351128), (8, 2675564), (16, 1337782), (32, 668891), (71, 301472), (142, 150736), (284, 75368), (568, 37684), (1136, 18842), (2272, 9421)]