21461664

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:422

約数の個数: 96

約数和(自身を含む): 65197440

約数和(自身を除く): 43735776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 109, 112, 168, 218, 224, 293, 327, 336, 436, 586, 654, 672, 763, 872, 879, 1172, 1308, 1526, 1744, 1758, 2051, 2289, 2344, 2616, 3052, 3488, 3516, 4102, 4578, 4688, 5232, 6104, 6153, 7032, 8204, 9156, 9376, 10464, 12208, 12306, 14064, 16408, 18312, 24416, 24612, 28128, 31937, 32816, 36624, 49224, 63874, 65632, 73248, 95811, 98448, 127748, 191622, 196896, 223559, 255496, 383244, 447118, 510992, 670677, 766488, 894236, 1021984, 1341354, 1532976, 1788472, 2682708, 3065952, 3576944, 5365416, 7153888, 10730832, 21461664]

約数ペア:

[(1, 21461664), (2, 10730832), (3, 7153888), (4, 5365416), (6, 3576944), (7, 3065952), (8, 2682708), (12, 1788472), (14, 1532976), (16, 1341354), (21, 1021984), (24, 894236), (28, 766488), (32, 670677), (42, 510992), (48, 447118), (56, 383244), (84, 255496), (96, 223559), (109, 196896), (112, 191622), (168, 127748), (218, 98448), (224, 95811), (293, 73248), (327, 65632), (336, 63874), (436, 49224), (586, 36624), (654, 32816), (672, 31937), (763, 28128), (872, 24612), (879, 24416), (1172, 18312), (1308, 16408), (1526, 14064), (1744, 12306), (1758, 12208), (2051, 10464), (2289, 9376), (2344, 9156), (2616, 8204), (3052, 7032), (3488, 6153), (3516, 6104), (4102, 5232), (4578, 4688)]