21382018488

素因数分解:

$2^3\times 3^2\times {\mathrm{2137}}^1\times {\mathrm{138967}}^1$

素因数の和:141116

約数の個数: 48

約数和(自身を含む): 57937148880

約数和(自身を除く): 36555130392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 2137, 4274, 6411, 8548, 12822, 17096, 19233, 25644, 38466, 51288, 76932, 138967, 153864, 277934, 416901, 555868, 833802, 1111736, 1250703, 1667604, 2501406, 3335208, 5002812, 10005624, 296972479, 593944958, 890917437, 1187889916, 1781834874, 2375779832, 2672752311, 3563669748, 5345504622, 7127339496, 10691009244, 21382018488]

約数ペア:

[(1, 21382018488), (2, 10691009244), (3, 7127339496), (4, 5345504622), (6, 3563669748), (8, 2672752311), (9, 2375779832), (12, 1781834874), (18, 1187889916), (24, 890917437), (36, 593944958), (72, 296972479), (2137, 10005624), (4274, 5002812), (6411, 3335208), (8548, 2501406), (12822, 1667604), (17096, 1250703), (19233, 1111736), (25644, 833802), (38466, 555868), (51288, 416901), (76932, 277934), (138967, 153864)]