21927564

素因数分解:

$2^2\times 3^3\times {\mathrm{191}}^1\times {\mathrm{1063}}^1$

素因数の和:1267

約数の個数: 48

約数和(自身を含む): 57200640

約数和(自身を除く): 35273076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 191, 382, 573, 764, 1063, 1146, 1719, 2126, 2292, 3189, 3438, 4252, 5157, 6378, 6876, 9567, 10314, 12756, 19134, 20628, 28701, 38268, 57402, 114804, 203033, 406066, 609099, 812132, 1218198, 1827297, 2436396, 3654594, 5481891, 7309188, 10963782, 21927564]

約数ペア:

[(1, 21927564), (2, 10963782), (3, 7309188), (4, 5481891), (6, 3654594), (9, 2436396), (12, 1827297), (18, 1218198), (27, 812132), (36, 609099), (54, 406066), (108, 203033), (191, 114804), (382, 57402), (573, 38268), (764, 28701), (1063, 20628), (1146, 19134), (1719, 12756), (2126, 10314), (2292, 9567), (3189, 6876), (3438, 6378), (4252, 5157)]