22721913

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 33939360

約数和(自身を除く): 11217447

約数列:

[1, 3, 9, 41, 123, 139, 369, 417, 443, 1251, 1329, 3987, 5699, 17097, 18163, 51291, 54489, 61577, 163467, 184731, 554193, 2524657, 7573971, 22721913]

約数ペア:

[(1, 22721913), (3, 7573971), (9, 2524657), (41, 554193), (123, 184731), (139, 163467), (369, 61577), (417, 54489), (443, 51291), (1251, 18163), (1329, 17097), (3987, 5699)]