21863712

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17519}}^1$

素因数の和:17545

約数の個数: 48

約数和(自身を含む): 61810560

約数和(自身を除く): 39946848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 17519, 35038, 52557, 70076, 105114, 140152, 210228, 227747, 280304, 420456, 455494, 560608, 683241, 840912, 910988, 1366482, 1681824, 1821976, 2732964, 3643952, 5465928, 7287904, 10931856, 21863712]

約数ペア:

[(1, 21863712), (2, 10931856), (3, 7287904), (4, 5465928), (6, 3643952), (8, 2732964), (12, 1821976), (13, 1681824), (16, 1366482), (24, 910988), (26, 840912), (32, 683241), (39, 560608), (48, 455494), (52, 420456), (78, 280304), (96, 227747), (104, 210228), (156, 140152), (208, 105114), (312, 70076), (416, 52557), (624, 35038), (1248, 17519)]