21127392

素因数分解:

$2^5\times 3^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:68

約数の個数: 288

約数和(自身を含む): 77051520

約数和(自身を除く): 55924128

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 19, 22, 24, 26, 27, 32, 33, 36, 38, 39, 44, 48, 52, 54, 57, 66, 72, 76, 78, 81, 88, 96, 99, 104, 108, 114, 117, 132, 143, 144, 152, 156, 162, 171, 176, 198, 208, 209, 216, 228, 234, 243, 247, 264, 286, 288, 297, 304, 312, 324, 342, 351, 352, 396, 416, 418, 429, 432, 456, 468, 486, 494, 513, 528, 572, 594, 608, 624, 627, 648, 684, 702, 741, 792, 836, 858, 864, 891, 912, 936, 972, 988, 1026, 1053, 1056, 1144, 1188, 1248, 1254, 1287, 1296, 1368, 1404, 1482, 1539, 1584, 1672, 1716, 1782, 1824, 1872, 1881, 1944, 1976, 2052, 2106, 2223, 2288, 2376, 2508, 2574, 2592, 2673, 2717, 2736, 2808, 2964, 3078, 3159, 3168, 3344, 3432, 3564, 3744, 3762, 3861, 3888, 3952, 4104, 4212, 4446, 4576, 4617, 4752, 5016, 5148, 5346, 5434, 5472, 5616, 5643, 5928, 6156, 6318, 6669, 6688, 6864, 7128, 7524, 7722, 7776, 7904, 8151, 8208, 8424, 8892, 9234, 9504, 10032, 10296, 10692, 10868, 11232, 11286, 11583, 11856, 12312, 12636, 13338, 13728, 14256, 15048, 15444, 16302, 16416, 16848, 16929, 17784, 18468, 20007, 20064, 20592, 21384, 21736, 22572, 23166, 23712, 24453, 24624, 25272, 26676, 28512, 30096, 30888, 32604, 33696, 33858, 34749, 35568, 36936, 40014, 41184, 42768, 43472, 45144, 46332, 48906, 49248, 50544, 50787, 53352, 60021, 60192, 61776, 65208, 67716, 69498, 71136, 73359, 73872, 80028, 85536, 86944, 90288, 92664, 97812, 101088, 101574, 106704, 120042, 123552, 130416, 135432, 138996, 146718, 147744, 160056, 180576, 185328, 195624, 203148, 213408, 220077, 240084, 260832, 270864, 277992, 293436, 320112, 370656, 391248, 406296, 440154, 480168, 541728, 555984, 586872, 640224, 660231, 782496, 812592, 880308, 960336, 1111968, 1173744, 1320462, 1625184, 1760616, 1920672, 2347488, 2640924, 3521232, 5281848, 7042464, 10563696, 21127392]

約数ペア:

[(1, 21127392), (2, 10563696), (3, 7042464), (4, 5281848), (6, 3521232), (8, 2640924), (9, 2347488), (11, 1920672), (12, 1760616), (13, 1625184), (16, 1320462), (18, 1173744), (19, 1111968), (22, 960336), (24, 880308), (26, 812592), (27, 782496), (32, 660231), (33, 640224), (36, 586872), (38, 555984), (39, 541728), (44, 480168), (48, 440154), (52, 406296), (54, 391248), (57, 370656), (66, 320112), (72, 293436), (76, 277992), (78, 270864), (81, 260832), (88, 240084), (96, 220077), (99, 213408), (104, 203148), (108, 195624), (114, 185328), (117, 180576), (132, 160056), (143, 147744), (144, 146718), (152, 138996), (156, 135432), (162, 130416), (171, 123552), (176, 120042), (198, 106704), (208, 101574), (209, 101088), (216, 97812), (228, 92664), (234, 90288), (243, 86944), (247, 85536), (264, 80028), (286, 73872), (288, 73359), (297, 71136), (304, 69498), (312, 67716), (324, 65208), (342, 61776), (351, 60192), (352, 60021), (396, 53352), (416, 50787), (418, 50544), (429, 49248), (432, 48906), (456, 46332), (468, 45144), (486, 43472), (494, 42768), (513, 41184), (528, 40014), (572, 36936), (594, 35568), (608, 34749), (624, 33858), (627, 33696), (648, 32604), (684, 30888), (702, 30096), (741, 28512), (792, 26676), (836, 25272), (858, 24624), (864, 24453), (891, 23712), (912, 23166), (936, 22572), (972, 21736), (988, 21384), (1026, 20592), (1053, 20064), (1056, 20007), (1144, 18468), (1188, 17784), (1248, 16929), (1254, 16848), (1287, 16416), (1296, 16302), (1368, 15444), (1404, 15048), (1482, 14256), (1539, 13728), (1584, 13338), (1672, 12636), (1716, 12312), (1782, 11856), (1824, 11583), (1872, 11286), (1881, 11232), (1944, 10868), (1976, 10692), (2052, 10296), (2106, 10032), (2223, 9504), (2288, 9234), (2376, 8892), (2508, 8424), (2574, 8208), (2592, 8151), (2673, 7904), (2717, 7776), (2736, 7722), (2808, 7524), (2964, 7128), (3078, 6864), (3159, 6688), (3168, 6669), (3344, 6318), (3432, 6156), (3564, 5928), (3744, 5643), (3762, 5616), (3861, 5472), (3888, 5434), (3952, 5346), (4104, 5148), (4212, 5016), (4446, 4752), (4576, 4617)]