21560496

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{2861}}^1$

素因数の和:3029

約数の個数: 40

約数和(自身を含む): 56072304

約数和(自身を除く): 34511808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 314, 471, 628, 942, 1256, 1884, 2512, 2861, 3768, 5722, 7536, 8583, 11444, 17166, 22888, 34332, 45776, 68664, 137328, 449177, 898354, 1347531, 1796708, 2695062, 3593416, 5390124, 7186832, 10780248, 21560496]

約数ペア:

[(1, 21560496), (2, 10780248), (3, 7186832), (4, 5390124), (6, 3593416), (8, 2695062), (12, 1796708), (16, 1347531), (24, 898354), (48, 449177), (157, 137328), (314, 68664), (471, 45776), (628, 34332), (942, 22888), (1256, 17166), (1884, 11444), (2512, 8583), (2861, 7536), (3768, 5722)]