21145176

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:114

約数の個数: 192

約数和(自身を含む): 68796000

約数和(自身を除く): 47650824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 29, 36, 38, 39, 41, 52, 57, 58, 72, 76, 78, 82, 87, 104, 114, 116, 117, 123, 152, 156, 164, 171, 174, 228, 232, 234, 246, 247, 261, 312, 328, 342, 348, 369, 377, 456, 468, 492, 494, 522, 533, 551, 684, 696, 738, 741, 754, 779, 936, 984, 988, 1044, 1066, 1102, 1131, 1189, 1368, 1476, 1482, 1508, 1558, 1599, 1653, 1976, 2088, 2132, 2204, 2223, 2262, 2337, 2378, 2952, 2964, 3016, 3116, 3198, 3306, 3393, 3567, 4264, 4408, 4446, 4524, 4674, 4756, 4797, 4959, 5928, 6232, 6396, 6612, 6786, 7011, 7134, 7163, 8892, 9048, 9348, 9512, 9594, 9918, 10127, 10701, 12792, 13224, 13572, 14022, 14268, 14326, 15457, 17784, 18696, 19188, 19836, 20254, 21402, 21489, 22591, 27144, 28044, 28536, 28652, 30381, 30914, 38376, 39672, 40508, 42804, 42978, 45182, 46371, 56088, 57304, 60762, 61828, 64467, 67773, 81016, 85608, 85956, 90364, 91143, 92742, 121524, 123656, 128934, 135546, 139113, 171912, 180728, 182286, 185484, 203319, 243048, 257868, 271092, 278226, 293683, 364572, 370968, 406638, 515736, 542184, 556452, 587366, 729144, 813276, 881049, 1112904, 1174732, 1626552, 1762098, 2349464, 2643147, 3524196, 5286294, 7048392, 10572588, 21145176]

約数ペア:

[(1, 21145176), (2, 10572588), (3, 7048392), (4, 5286294), (6, 3524196), (8, 2643147), (9, 2349464), (12, 1762098), (13, 1626552), (18, 1174732), (19, 1112904), (24, 881049), (26, 813276), (29, 729144), (36, 587366), (38, 556452), (39, 542184), (41, 515736), (52, 406638), (57, 370968), (58, 364572), (72, 293683), (76, 278226), (78, 271092), (82, 257868), (87, 243048), (104, 203319), (114, 185484), (116, 182286), (117, 180728), (123, 171912), (152, 139113), (156, 135546), (164, 128934), (171, 123656), (174, 121524), (228, 92742), (232, 91143), (234, 90364), (246, 85956), (247, 85608), (261, 81016), (312, 67773), (328, 64467), (342, 61828), (348, 60762), (369, 57304), (377, 56088), (456, 46371), (468, 45182), (492, 42978), (494, 42804), (522, 40508), (533, 39672), (551, 38376), (684, 30914), (696, 30381), (738, 28652), (741, 28536), (754, 28044), (779, 27144), (936, 22591), (984, 21489), (988, 21402), (1044, 20254), (1066, 19836), (1102, 19188), (1131, 18696), (1189, 17784), (1368, 15457), (1476, 14326), (1482, 14268), (1508, 14022), (1558, 13572), (1599, 13224), (1653, 12792), (1976, 10701), (2088, 10127), (2132, 9918), (2204, 9594), (2223, 9512), (2262, 9348), (2337, 9048), (2378, 8892), (2952, 7163), (2964, 7134), (3016, 7011), (3116, 6786), (3198, 6612), (3306, 6396), (3393, 6232), (3567, 5928), (4264, 4959), (4408, 4797), (4446, 4756), (4524, 4674)]