21052571904

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{100411}}^1$

素因数の和:100453

約数の個数: 216

約数和(自身を含む): 74708134592

約数和(自身を除く): 53655562688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 128, 144, 156, 168, 182, 192, 208, 224, 234, 252, 256, 273, 288, 312, 336, 364, 384, 416, 448, 468, 504, 546, 576, 624, 672, 728, 768, 819, 832, 896, 936, 1008, 1092, 1152, 1248, 1344, 1456, 1638, 1664, 1792, 1872, 2016, 2184, 2304, 2496, 2688, 2912, 3276, 3328, 3744, 4032, 4368, 4992, 5376, 5824, 6552, 7488, 8064, 8736, 9984, 11648, 13104, 14976, 16128, 17472, 23296, 26208, 29952, 34944, 52416, 69888, 100411, 104832, 200822, 209664, 301233, 401644, 602466, 702877, 803288, 903699, 1204932, 1305343, 1405754, 1606576, 1807398, 2108631, 2409864, 2610686, 2811508, 3213152, 3614796, 3916029, 4217262, 4819728, 5221372, 5623016, 6325893, 6426304, 7229592, 7832058, 8434524, 9137401, 9639456, 10442744, 11246032, 11748087, 12651786, 12852608, 14459184, 15664116, 16869048, 18274802, 19278912, 20885488, 22492064, 23496174, 25303572, 25705216, 27412203, 28918368, 31328232, 33738096, 36549604, 38557824, 41770976, 44984128, 46992348, 50607144, 54824406, 57836736, 62656464, 67476192, 73099208, 77115648, 82236609, 83541952, 89968256, 93984696, 101214288, 109648812, 115673472, 125312928, 134952384, 146198416, 164473218, 167083904, 179936512, 187969392, 202428576, 219297624, 231346944, 250625856, 269904768, 292396832, 328946436, 334167808, 375938784, 404857152, 438595248, 501251712, 539809536, 584793664, 657892872, 751877568, 809714304, 877190496, 1002503424, 1169587328, 1315785744, 1503755136, 1619428608, 1754380992, 2339174656, 2631571488, 3007510272, 3508761984, 5263142976, 7017523968, 10526285952, 21052571904]

約数ペア:

[(1, 21052571904), (2, 10526285952), (3, 7017523968), (4, 5263142976), (6, 3508761984), (7, 3007510272), (8, 2631571488), (9, 2339174656), (12, 1754380992), (13, 1619428608), (14, 1503755136), (16, 1315785744), (18, 1169587328), (21, 1002503424), (24, 877190496), (26, 809714304), (28, 751877568), (32, 657892872), (36, 584793664), (39, 539809536), (42, 501251712), (48, 438595248), (52, 404857152), (56, 375938784), (63, 334167808), (64, 328946436), (72, 292396832), (78, 269904768), (84, 250625856), (91, 231346944), (96, 219297624), (104, 202428576), (112, 187969392), (117, 179936512), (126, 167083904), (128, 164473218), (144, 146198416), (156, 134952384), (168, 125312928), (182, 115673472), (192, 109648812), (208, 101214288), (224, 93984696), (234, 89968256), (252, 83541952), (256, 82236609), (273, 77115648), (288, 73099208), (312, 67476192), (336, 62656464), (364, 57836736), (384, 54824406), (416, 50607144), (448, 46992348), (468, 44984128), (504, 41770976), (546, 38557824), (576, 36549604), (624, 33738096), (672, 31328232), (728, 28918368), (768, 27412203), (819, 25705216), (832, 25303572), (896, 23496174), (936, 22492064), (1008, 20885488), (1092, 19278912), (1152, 18274802), (1248, 16869048), (1344, 15664116), (1456, 14459184), (1638, 12852608), (1664, 12651786), (1792, 11748087), (1872, 11246032), (2016, 10442744), (2184, 9639456), (2304, 9137401), (2496, 8434524), (2688, 7832058), (2912, 7229592), (3276, 6426304), (3328, 6325893), (3744, 5623016), (4032, 5221372), (4368, 4819728), (4992, 4217262), (5376, 3916029), (5824, 3614796), (6552, 3213152), (7488, 2811508), (8064, 2610686), (8736, 2409864), (9984, 2108631), (11648, 1807398), (13104, 1606576), (14976, 1405754), (16128, 1305343), (17472, 1204932), (23296, 903699), (26208, 803288), (29952, 702877), (34944, 602466), (52416, 401644), (69888, 301233), (100411, 209664), (104832, 200822)]