21186613728

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{829}}^1\times {\mathrm{1811}}^1$

素因数の和:2670

約数の個数: 216

約数和(自身を含む): 70209364680

約数和(自身を除く): 49022750952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 392, 441, 504, 588, 672, 784, 829, 882, 1008, 1176, 1568, 1658, 1764, 1811, 2016, 2352, 2487, 3316, 3528, 3622, 4704, 4974, 5433, 5803, 6632, 7056, 7244, 7461, 9948, 10866, 11606, 12677, 13264, 14112, 14488, 14922, 16299, 17409, 19896, 21732, 23212, 25354, 26528, 28976, 29844, 32598, 34818, 38031, 39792, 40621, 43464, 46424, 50708, 52227, 57952, 59688, 65196, 69636, 76062, 79584, 81242, 86928, 88739, 92848, 101416, 104454, 114093, 119376, 121863, 130392, 139272, 152124, 162484, 173856, 177478, 185696, 202832, 208908, 228186, 238752, 243726, 260784, 266217, 278544, 304248, 324968, 354956, 365589, 405664, 417816, 456372, 487452, 521568, 532434, 557088, 608496, 649936, 709912, 731178, 798651, 835632, 912744, 974904, 1064868, 1216992, 1299872, 1419824, 1462356, 1501319, 1597302, 1671264, 1825488, 1949808, 2129736, 2839648, 2924712, 3002638, 3194604, 3650976, 3899616, 4259472, 4503957, 5849424, 6005276, 6389208, 8518944, 9007914, 10509233, 11698848, 12010552, 12778416, 13511871, 18015828, 21018466, 24021104, 25556832, 27023742, 31527699, 36031656, 42036932, 48042208, 54047484, 63055398, 72063312, 73564631, 84073864, 94583097, 108094968, 126110796, 144126624, 147129262, 168147728, 189166194, 216189936, 220693893, 252221592, 294258524, 336295456, 378332388, 432379872, 441387786, 504443184, 588517048, 662081679, 756664776, 882775572, 1008886368, 1177034096, 1324163358, 1513329552, 1765551144, 2354068192, 2648326716, 3026659104, 3531102288, 5296653432, 7062204576, 10593306864, 21186613728]

約数ペア:

[(1, 21186613728), (2, 10593306864), (3, 7062204576), (4, 5296653432), (6, 3531102288), (7, 3026659104), (8, 2648326716), (9, 2354068192), (12, 1765551144), (14, 1513329552), (16, 1324163358), (18, 1177034096), (21, 1008886368), (24, 882775572), (28, 756664776), (32, 662081679), (36, 588517048), (42, 504443184), (48, 441387786), (49, 432379872), (56, 378332388), (63, 336295456), (72, 294258524), (84, 252221592), (96, 220693893), (98, 216189936), (112, 189166194), (126, 168147728), (144, 147129262), (147, 144126624), (168, 126110796), (196, 108094968), (224, 94583097), (252, 84073864), (288, 73564631), (294, 72063312), (336, 63055398), (392, 54047484), (441, 48042208), (504, 42036932), (588, 36031656), (672, 31527699), (784, 27023742), (829, 25556832), (882, 24021104), (1008, 21018466), (1176, 18015828), (1568, 13511871), (1658, 12778416), (1764, 12010552), (1811, 11698848), (2016, 10509233), (2352, 9007914), (2487, 8518944), (3316, 6389208), (3528, 6005276), (3622, 5849424), (4704, 4503957), (4974, 4259472), (5433, 3899616), (5803, 3650976), (6632, 3194604), (7056, 3002638), (7244, 2924712), (7461, 2839648), (9948, 2129736), (10866, 1949808), (11606, 1825488), (12677, 1671264), (13264, 1597302), (14112, 1501319), (14488, 1462356), (14922, 1419824), (16299, 1299872), (17409, 1216992), (19896, 1064868), (21732, 974904), (23212, 912744), (25354, 835632), (26528, 798651), (28976, 731178), (29844, 709912), (32598, 649936), (34818, 608496), (38031, 557088), (39792, 532434), (40621, 521568), (43464, 487452), (46424, 456372), (50708, 417816), (52227, 405664), (57952, 365589), (59688, 354956), (65196, 324968), (69636, 304248), (76062, 278544), (79584, 266217), (81242, 260784), (86928, 243726), (88739, 238752), (92848, 228186), (101416, 208908), (104454, 202832), (114093, 185696), (119376, 177478), (121863, 173856), (130392, 162484), (139272, 152124)]