21307536315

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{438833}}^1$

素因数の和:438940

約数の個数: 48

約数和(自身を含む): 40253365152

約数和(自身を除く): 18945828837

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 83, 117, 195, 249, 415, 585, 747, 1079, 1245, 3237, 3735, 5395, 9711, 16185, 48555, 438833, 1316499, 2194165, 3949497, 5704829, 6582495, 17114487, 19747485, 28524145, 36423139, 51343461, 85572435, 109269417, 182115695, 256717305, 327808251, 473500807, 546347085, 1420502421, 1639041255, 2367504035, 4261507263, 7102512105, 21307536315]

約数ペア:

[(1, 21307536315), (3, 7102512105), (5, 4261507263), (9, 2367504035), (13, 1639041255), (15, 1420502421), (39, 546347085), (45, 473500807), (65, 327808251), (83, 256717305), (117, 182115695), (195, 109269417), (249, 85572435), (415, 51343461), (585, 36423139), (747, 28524145), (1079, 19747485), (1245, 17114487), (3237, 6582495), (3735, 5704829), (5395, 3949497), (9711, 2194165), (16185, 1316499), (48555, 438833)]