21742060

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4789}}^1$

素因数の和:5025

約数の個数: 24

約数和(自身を含む): 45869040

約数和(自身を除く): 24126980

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 4789, 9578, 19156, 23945, 47890, 95780, 1087103, 2174206, 4348412, 5435515, 10871030, 21742060]

約数ペア:

[(1, 21742060), (2, 10871030), (4, 5435515), (5, 4348412), (10, 2174206), (20, 1087103), (227, 95780), (454, 47890), (908, 23945), (1135, 19156), (2270, 9578), (4540, 4789)]