21362241895

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1\times {\mathrm{1307}}^1$

素因数の和:1959

約数の個数: 32

約数和(自身を含む): 26426539008

約数和(自身を除く): 5064297113

約数列:

[1, 5, 47, 157, 235, 443, 785, 1307, 2215, 6535, 7379, 20821, 36895, 61429, 69551, 104105, 205199, 307145, 347755, 579001, 1025995, 2895005, 3268897, 9644353, 16344485, 27213047, 48221765, 90903157, 136065235, 454515785, 4272448379, 21362241895]

約数ペア:

[(1, 21362241895), (5, 4272448379), (47, 454515785), (157, 136065235), (235, 90903157), (443, 48221765), (785, 27213047), (1307, 16344485), (2215, 9644353), (6535, 3268897), (7379, 2895005), (20821, 1025995), (36895, 579001), (61429, 347755), (69551, 307145), (104105, 205199)]