21193152

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:226

約数の個数: 112

約数和(自身を含む): 61155072

約数和(自身を除く): 39961920

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 43, 48, 51, 64, 68, 86, 96, 102, 129, 136, 151, 172, 192, 204, 258, 272, 302, 344, 408, 453, 516, 544, 604, 688, 731, 816, 906, 1032, 1088, 1208, 1376, 1462, 1632, 1812, 2064, 2193, 2416, 2567, 2752, 2924, 3264, 3624, 4128, 4386, 4832, 5134, 5848, 6493, 7248, 7701, 8256, 8772, 9664, 10268, 11696, 12986, 14496, 15402, 17544, 19479, 20536, 23392, 25972, 28992, 30804, 35088, 38958, 41072, 46784, 51944, 61608, 70176, 77916, 82144, 103888, 110381, 123216, 140352, 155832, 164288, 207776, 220762, 246432, 311664, 331143, 415552, 441524, 492864, 623328, 662286, 883048, 1246656, 1324572, 1766096, 2649144, 3532192, 5298288, 7064384, 10596576, 21193152]

約数ペア:

[(1, 21193152), (2, 10596576), (3, 7064384), (4, 5298288), (6, 3532192), (8, 2649144), (12, 1766096), (16, 1324572), (17, 1246656), (24, 883048), (32, 662286), (34, 623328), (43, 492864), (48, 441524), (51, 415552), (64, 331143), (68, 311664), (86, 246432), (96, 220762), (102, 207776), (129, 164288), (136, 155832), (151, 140352), (172, 123216), (192, 110381), (204, 103888), (258, 82144), (272, 77916), (302, 70176), (344, 61608), (408, 51944), (453, 46784), (516, 41072), (544, 38958), (604, 35088), (688, 30804), (731, 28992), (816, 25972), (906, 23392), (1032, 20536), (1088, 19479), (1208, 17544), (1376, 15402), (1462, 14496), (1632, 12986), (1812, 11696), (2064, 10268), (2193, 9664), (2416, 8772), (2567, 8256), (2752, 7701), (2924, 7248), (3264, 6493), (3624, 5848), (4128, 5134), (4386, 4832)]