21012576

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 60328800

約数和(自身を除く): 39316224

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 113, 149, 156, 208, 226, 298, 312, 339, 416, 447, 452, 596, 624, 678, 894, 904, 1192, 1248, 1356, 1469, 1788, 1808, 1937, 2384, 2712, 2938, 3576, 3616, 3874, 4407, 4768, 5424, 5811, 5876, 7152, 7748, 8814, 10848, 11622, 11752, 14304, 15496, 16837, 17628, 23244, 23504, 30992, 33674, 35256, 46488, 47008, 50511, 61984, 67348, 70512, 92976, 101022, 134696, 141024, 185952, 202044, 218881, 269392, 404088, 437762, 538784, 656643, 808176, 875524, 1313286, 1616352, 1751048, 2626572, 3502096, 5253144, 7004192, 10506288, 21012576]

約数ペア:

[(1, 21012576), (2, 10506288), (3, 7004192), (4, 5253144), (6, 3502096), (8, 2626572), (12, 1751048), (13, 1616352), (16, 1313286), (24, 875524), (26, 808176), (32, 656643), (39, 538784), (48, 437762), (52, 404088), (78, 269392), (96, 218881), (104, 202044), (113, 185952), (149, 141024), (156, 134696), (208, 101022), (226, 92976), (298, 70512), (312, 67348), (339, 61984), (416, 50511), (447, 47008), (452, 46488), (596, 35256), (624, 33674), (678, 30992), (894, 23504), (904, 23244), (1192, 17628), (1248, 16837), (1356, 15496), (1469, 14304), (1788, 11752), (1808, 11622), (1937, 10848), (2384, 8814), (2712, 7748), (2938, 7152), (3576, 5876), (3616, 5811), (3874, 5424), (4407, 4768)]