21651864

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2393}}^1$

素因数の和:2444

約数の個数: 64

約数和(自身を含む): 60328800

約数和(自身を除く): 38676936

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 52, 58, 78, 87, 104, 116, 156, 174, 232, 312, 348, 377, 696, 754, 1131, 1508, 2262, 2393, 3016, 4524, 4786, 7179, 9048, 9572, 14358, 19144, 28716, 31109, 57432, 62218, 69397, 93327, 124436, 138794, 186654, 208191, 248872, 277588, 373308, 416382, 555176, 746616, 832764, 902161, 1665528, 1804322, 2706483, 3608644, 5412966, 7217288, 10825932, 21651864]

約数ペア:

[(1, 21651864), (2, 10825932), (3, 7217288), (4, 5412966), (6, 3608644), (8, 2706483), (12, 1804322), (13, 1665528), (24, 902161), (26, 832764), (29, 746616), (39, 555176), (52, 416382), (58, 373308), (78, 277588), (87, 248872), (104, 208191), (116, 186654), (156, 138794), (174, 124436), (232, 93327), (312, 69397), (348, 62218), (377, 57432), (696, 31109), (754, 28716), (1131, 19144), (1508, 14358), (2262, 9572), (2393, 9048), (3016, 7179), (4524, 4786)]