21792456

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 192

約数和(自身を含む): 73872000

約数和(自身を除く): 52079544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 29, 36, 42, 49, 54, 56, 58, 63, 71, 72, 84, 87, 98, 108, 116, 126, 142, 147, 168, 174, 189, 196, 203, 213, 216, 232, 252, 261, 284, 294, 348, 378, 392, 406, 426, 441, 497, 504, 522, 568, 588, 609, 639, 696, 756, 783, 812, 852, 882, 994, 1044, 1176, 1218, 1278, 1323, 1421, 1491, 1512, 1566, 1624, 1704, 1764, 1827, 1917, 1988, 2059, 2088, 2436, 2556, 2646, 2842, 2982, 3132, 3479, 3528, 3654, 3834, 3976, 4118, 4263, 4473, 4872, 5112, 5292, 5481, 5684, 5964, 6177, 6264, 6958, 7308, 7668, 8236, 8526, 8946, 10437, 10584, 10962, 11368, 11928, 12354, 12789, 13419, 13916, 14413, 14616, 15336, 16472, 17052, 17892, 18531, 20874, 21924, 24708, 25578, 26838, 27832, 28826, 31311, 34104, 35784, 37062, 38367, 41748, 43239, 43848, 49416, 51156, 53676, 55593, 57652, 62622, 74124, 76734, 83496, 86478, 93933, 100891, 102312, 107352, 111186, 115304, 125244, 129717, 148248, 153468, 172956, 187866, 201782, 222372, 250488, 259434, 302673, 306936, 345912, 375732, 389151, 403564, 444744, 518868, 605346, 751464, 778302, 807128, 908019, 1037736, 1210692, 1556604, 1816038, 2421384, 2724057, 3113208, 3632076, 5448114, 7264152, 10896228, 21792456]

約数ペア:

[(1, 21792456), (2, 10896228), (3, 7264152), (4, 5448114), (6, 3632076), (7, 3113208), (8, 2724057), (9, 2421384), (12, 1816038), (14, 1556604), (18, 1210692), (21, 1037736), (24, 908019), (27, 807128), (28, 778302), (29, 751464), (36, 605346), (42, 518868), (49, 444744), (54, 403564), (56, 389151), (58, 375732), (63, 345912), (71, 306936), (72, 302673), (84, 259434), (87, 250488), (98, 222372), (108, 201782), (116, 187866), (126, 172956), (142, 153468), (147, 148248), (168, 129717), (174, 125244), (189, 115304), (196, 111186), (203, 107352), (213, 102312), (216, 100891), (232, 93933), (252, 86478), (261, 83496), (284, 76734), (294, 74124), (348, 62622), (378, 57652), (392, 55593), (406, 53676), (426, 51156), (441, 49416), (497, 43848), (504, 43239), (522, 41748), (568, 38367), (588, 37062), (609, 35784), (639, 34104), (696, 31311), (756, 28826), (783, 27832), (812, 26838), (852, 25578), (882, 24708), (994, 21924), (1044, 20874), (1176, 18531), (1218, 17892), (1278, 17052), (1323, 16472), (1421, 15336), (1491, 14616), (1512, 14413), (1566, 13916), (1624, 13419), (1704, 12789), (1764, 12354), (1827, 11928), (1917, 11368), (1988, 10962), (2059, 10584), (2088, 10437), (2436, 8946), (2556, 8526), (2646, 8236), (2842, 7668), (2982, 7308), (3132, 6958), (3479, 6264), (3528, 6177), (3654, 5964), (3834, 5684), (3976, 5481), (4118, 5292), (4263, 5112), (4473, 4872)]