21058060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{36307}}^1$

素因数の和:36345

約数の個数: 24

約数和(自身を含む): 45748080

約数和(自身を除く): 24690020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 36307, 72614, 145228, 181535, 363070, 726140, 1052903, 2105806, 4211612, 5264515, 10529030, 21058060]

約数ペア:

[(1, 21058060), (2, 10529030), (4, 5264515), (5, 4211612), (10, 2105806), (20, 1052903), (29, 726140), (58, 363070), (116, 181535), (145, 145228), (290, 72614), (580, 36307)]