21353544

素因数分解:

$2^3\times 3^4\times {\mathrm{31}}^1\times {\mathrm{1063}}^1$

素因数の和:1112

約数の個数: 80

約数和(自身を含む): 61797120

約数和(自身を除く): 40443576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 248, 279, 324, 372, 558, 648, 744, 837, 1063, 1116, 1674, 2126, 2232, 2511, 3189, 3348, 4252, 5022, 6378, 6696, 8504, 9567, 10044, 12756, 19134, 20088, 25512, 28701, 32953, 38268, 57402, 65906, 76536, 86103, 98859, 114804, 131812, 172206, 197718, 229608, 263624, 296577, 344412, 395436, 593154, 688824, 790872, 889731, 1186308, 1779462, 2372616, 2669193, 3558924, 5338386, 7117848, 10676772, 21353544]

約数ペア:

[(1, 21353544), (2, 10676772), (3, 7117848), (4, 5338386), (6, 3558924), (8, 2669193), (9, 2372616), (12, 1779462), (18, 1186308), (24, 889731), (27, 790872), (31, 688824), (36, 593154), (54, 395436), (62, 344412), (72, 296577), (81, 263624), (93, 229608), (108, 197718), (124, 172206), (162, 131812), (186, 114804), (216, 98859), (248, 86103), (279, 76536), (324, 65906), (372, 57402), (558, 38268), (648, 32953), (744, 28701), (837, 25512), (1063, 20088), (1116, 19134), (1674, 12756), (2126, 10044), (2232, 9567), (2511, 8504), (3189, 6696), (3348, 6378), (4252, 5022)]