21304820992

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:561

約数の個数: 288

約数和(自身を含む): 55675289600

約数和(自身を除く): 34370468608

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 127, 128, 133, 152, 182, 208, 224, 247, 254, 256, 266, 304, 364, 379, 416, 448, 494, 508, 532, 608, 728, 758, 832, 889, 896, 988, 1016, 1064, 1216, 1456, 1516, 1651, 1664, 1729, 1778, 1792, 1976, 2032, 2128, 2413, 2432, 2653, 2912, 3032, 3302, 3328, 3458, 3556, 3952, 4064, 4256, 4826, 4864, 4927, 5306, 5824, 6064, 6604, 6916, 7112, 7201, 7904, 8128, 8512, 9652, 9854, 10612, 11557, 11648, 12128, 13208, 13832, 14224, 14402, 15808, 16256, 16891, 17024, 19304, 19708, 21224, 23114, 23296, 24256, 26416, 27664, 28448, 28804, 31369, 31616, 32512, 33782, 34048, 34489, 38608, 39416, 42448, 46228, 48133, 48512, 50407, 52832, 55328, 56896, 57608, 62738, 63232, 67564, 68978, 77216, 78832, 84896, 92456, 93613, 96266, 97024, 100814, 105664, 110656, 113792, 115216, 125476, 135128, 137956, 154432, 157664, 169792, 184912, 187226, 192532, 201628, 211328, 219583, 221312, 227584, 230432, 250952, 270256, 275912, 308864, 315328, 336931, 339584, 369824, 374452, 385064, 403256, 422656, 439166, 442624, 460864, 501904, 540512, 551824, 617728, 625729, 630656, 655291, 673862, 679168, 739648, 748904, 770128, 806512, 878332, 914527, 921728, 1003808, 1081024, 1103648, 1251458, 1261312, 1310582, 1347724, 1479296, 1497808, 1540256, 1613024, 1756664, 1829054, 1843456, 2007616, 2162048, 2207296, 2502916, 2621164, 2695448, 2958592, 2995616, 3080512, 3226048, 3513328, 3658108, 4015232, 4324096, 4380103, 4414592, 5005832, 5242328, 5390896, 5991232, 6161024, 6401689, 6452096, 7026656, 7316216, 8030464, 8760206, 8829184, 10011664, 10484656, 10781792, 11888851, 11982464, 12322048, 12803378, 12904192, 14053312, 14632432, 17520412, 20023328, 20969312, 21563584, 23777702, 23964928, 25606756, 28106624, 29264864, 35040824, 40046656, 41938624, 43127168, 47555404, 51213512, 56213248, 58529728, 70081648, 80093312, 83221957, 83877248, 86254336, 95110808, 102427024, 117059456, 140163296, 160186624, 166443914, 167754496, 190221616, 204854048, 234118912, 280326592, 332887828, 380443232, 409708096, 560653184, 665775656, 760886464, 819416192, 1121306368, 1331551312, 1521772928, 1638832384, 2663102624, 3043545856, 5326205248, 10652410496, 21304820992]

約数ペア:

[(1, 21304820992), (2, 10652410496), (4, 5326205248), (7, 3043545856), (8, 2663102624), (13, 1638832384), (14, 1521772928), (16, 1331551312), (19, 1121306368), (26, 819416192), (28, 760886464), (32, 665775656), (38, 560653184), (52, 409708096), (56, 380443232), (64, 332887828), (76, 280326592), (91, 234118912), (104, 204854048), (112, 190221616), (127, 167754496), (128, 166443914), (133, 160186624), (152, 140163296), (182, 117059456), (208, 102427024), (224, 95110808), (247, 86254336), (254, 83877248), (256, 83221957), (266, 80093312), (304, 70081648), (364, 58529728), (379, 56213248), (416, 51213512), (448, 47555404), (494, 43127168), (508, 41938624), (532, 40046656), (608, 35040824), (728, 29264864), (758, 28106624), (832, 25606756), (889, 23964928), (896, 23777702), (988, 21563584), (1016, 20969312), (1064, 20023328), (1216, 17520412), (1456, 14632432), (1516, 14053312), (1651, 12904192), (1664, 12803378), (1729, 12322048), (1778, 11982464), (1792, 11888851), (1976, 10781792), (2032, 10484656), (2128, 10011664), (2413, 8829184), (2432, 8760206), (2653, 8030464), (2912, 7316216), (3032, 7026656), (3302, 6452096), (3328, 6401689), (3458, 6161024), (3556, 5991232), (3952, 5390896), (4064, 5242328), (4256, 5005832), (4826, 4414592), (4864, 4380103), (4927, 4324096), (5306, 4015232), (5824, 3658108), (6064, 3513328), (6604, 3226048), (6916, 3080512), (7112, 2995616), (7201, 2958592), (7904, 2695448), (8128, 2621164), (8512, 2502916), (9652, 2207296), (9854, 2162048), (10612, 2007616), (11557, 1843456), (11648, 1829054), (12128, 1756664), (13208, 1613024), (13832, 1540256), (14224, 1497808), (14402, 1479296), (15808, 1347724), (16256, 1310582), (16891, 1261312), (17024, 1251458), (19304, 1103648), (19708, 1081024), (21224, 1003808), (23114, 921728), (23296, 914527), (24256, 878332), (26416, 806512), (27664, 770128), (28448, 748904), (28804, 739648), (31369, 679168), (31616, 673862), (32512, 655291), (33782, 630656), (34048, 625729), (34489, 617728), (38608, 551824), (39416, 540512), (42448, 501904), (46228, 460864), (48133, 442624), (48512, 439166), (50407, 422656), (52832, 403256), (55328, 385064), (56896, 374452), (57608, 369824), (62738, 339584), (63232, 336931), (67564, 315328), (68978, 308864), (77216, 275912), (78832, 270256), (84896, 250952), (92456, 230432), (93613, 227584), (96266, 221312), (97024, 219583), (100814, 211328), (105664, 201628), (110656, 192532), (113792, 187226), (115216, 184912), (125476, 169792), (135128, 157664), (137956, 154432)]