21607656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3137}}^1$

素因数の和:3194

約数の個数: 64

約数和(自身を含む): 63262080

約数和(自身を除く): 41654424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 3137, 3444, 6274, 6888, 9411, 12548, 18822, 21959, 25096, 37644, 43918, 65877, 75288, 87836, 128617, 131754, 175672, 257234, 263508, 385851, 514468, 527016, 771702, 900319, 1028936, 1543404, 1800638, 2700957, 3086808, 3601276, 5401914, 7202552, 10803828, 21607656]

約数ペア:

[(1, 21607656), (2, 10803828), (3, 7202552), (4, 5401914), (6, 3601276), (7, 3086808), (8, 2700957), (12, 1800638), (14, 1543404), (21, 1028936), (24, 900319), (28, 771702), (41, 527016), (42, 514468), (56, 385851), (82, 263508), (84, 257234), (123, 175672), (164, 131754), (168, 128617), (246, 87836), (287, 75288), (328, 65877), (492, 43918), (574, 37644), (861, 25096), (984, 21959), (1148, 18822), (1722, 12548), (2296, 9411), (3137, 6888), (3444, 6274)]