21350036

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{797}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 38632776

約数和(自身を除く): 17282740

約数列:

[1, 2, 4, 37, 74, 148, 181, 362, 724, 797, 1594, 3188, 6697, 13394, 26788, 29489, 58978, 117956, 144257, 288514, 577028, 5337509, 10675018, 21350036]

約数ペア:

[(1, 21350036), (2, 10675018), (4, 5337509), (37, 577028), (74, 288514), (148, 144257), (181, 117956), (362, 58978), (724, 29489), (797, 26788), (1594, 13394), (3188, 6697)]