21086865150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{831829}}^1$

素因数の和:831870

約数の個数: 72

約数和(自身を含む): 56627659080

約数和(自身を除く): 35540793930

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 650, 845, 975, 1014, 1690, 1950, 2535, 4225, 5070, 8450, 12675, 25350, 831829, 1663658, 2495487, 4159145, 4990974, 8318290, 10813777, 12477435, 20795725, 21627554, 24954870, 32441331, 41591450, 54068885, 62387175, 64882662, 108137770, 124774350, 140579101, 162206655, 270344425, 281158202, 324413310, 421737303, 540688850, 702895505, 811033275, 843474606, 1405791010, 1622066550, 2108686515, 3514477525, 4217373030, 7028955050, 10543432575, 21086865150]

約数ペア:

[(1, 21086865150), (2, 10543432575), (3, 7028955050), (5, 4217373030), (6, 3514477525), (10, 2108686515), (13, 1622066550), (15, 1405791010), (25, 843474606), (26, 811033275), (30, 702895505), (39, 540688850), (50, 421737303), (65, 324413310), (75, 281158202), (78, 270344425), (130, 162206655), (150, 140579101), (169, 124774350), (195, 108137770), (325, 64882662), (338, 62387175), (390, 54068885), (507, 41591450), (650, 32441331), (845, 24954870), (975, 21627554), (1014, 20795725), (1690, 12477435), (1950, 10813777), (2535, 8318290), (4225, 4990974), (5070, 4159145), (8450, 2495487), (12675, 1663658), (25350, 831829)]