21938060

素因数分解:

$2^2\times 5^1\times {\mathrm{953}}^1\times {\mathrm{1151}}^1$

素因数の和:2113

約数の個数: 24

約数和(自身を含む): 46158336

約数和(自身を除く): 24220276

約数列:

[1, 2, 4, 5, 10, 20, 953, 1151, 1906, 2302, 3812, 4604, 4765, 5755, 9530, 11510, 19060, 23020, 1096903, 2193806, 4387612, 5484515, 10969030, 21938060]

約数ペア:

[(1, 21938060), (2, 10969030), (4, 5484515), (5, 4387612), (10, 2193806), (20, 1096903), (953, 23020), (1151, 19060), (1906, 11510), (2302, 9530), (3812, 5755), (4604, 4765)]