21020427792

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1604123}}^1$

素因数の和:1604157

約数の個数: 120

約数和(自身を含む): 72403740864

約数和(自身を除く): 51383313072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1872, 2184, 3276, 4368, 6552, 13104, 1604123, 3208246, 4812369, 6416492, 9624738, 11228861, 12832984, 14437107, 19249476, 20853599, 22457722, 25665968, 28874214, 33686583, 38498952, 41707198, 44915444, 57748428, 62560797, 67373166, 76997904, 83414396, 89830888, 101059749, 115496856, 125121594, 134746332, 145975193, 166828792, 179661776, 187682391, 202119498, 230993712, 250243188, 269492664, 291950386, 333657584, 375364782, 404238996, 437925579, 500486376, 538985328, 583900772, 750729564, 808477992, 875851158, 1000972752, 1167801544, 1313776737, 1501459128, 1616955984, 1751702316, 2335603088, 2627553474, 3002918256, 3503404632, 5255106948, 7006809264, 10510213896, 21020427792]

約数ペア:

[(1, 21020427792), (2, 10510213896), (3, 7006809264), (4, 5255106948), (6, 3503404632), (7, 3002918256), (8, 2627553474), (9, 2335603088), (12, 1751702316), (13, 1616955984), (14, 1501459128), (16, 1313776737), (18, 1167801544), (21, 1000972752), (24, 875851158), (26, 808477992), (28, 750729564), (36, 583900772), (39, 538985328), (42, 500486376), (48, 437925579), (52, 404238996), (56, 375364782), (63, 333657584), (72, 291950386), (78, 269492664), (84, 250243188), (91, 230993712), (104, 202119498), (112, 187682391), (117, 179661776), (126, 166828792), (144, 145975193), (156, 134746332), (168, 125121594), (182, 115496856), (208, 101059749), (234, 89830888), (252, 83414396), (273, 76997904), (312, 67373166), (336, 62560797), (364, 57748428), (468, 44915444), (504, 41707198), (546, 38498952), (624, 33686583), (728, 28874214), (819, 25665968), (936, 22457722), (1008, 20853599), (1092, 19249476), (1456, 14437107), (1638, 12832984), (1872, 11228861), (2184, 9624738), (3276, 6416492), (4368, 4812369), (6552, 3208246), (13104, 1604123)]