21133564

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{601}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 37926000

約数和(自身を除く): 16792436

約数列:

[1, 2, 4, 59, 118, 149, 236, 298, 596, 601, 1202, 2404, 8791, 17582, 35164, 35459, 70918, 89549, 141836, 179098, 358196, 5283391, 10566782, 21133564]

約数ペア:

[(1, 21133564), (2, 10566782), (4, 5283391), (59, 358196), (118, 179098), (149, 141836), (236, 89549), (298, 70918), (596, 35459), (601, 35164), (1202, 17582), (2404, 8791)]