21761718992

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{1063}}^1$

素因数の和:1277

約数の個数: 120

約数和(自身を含む): 46791630144

約数和(自身を除く): 25029911152

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 113, 134, 169, 208, 226, 268, 338, 452, 536, 676, 871, 904, 1063, 1072, 1352, 1469, 1742, 1808, 2126, 2704, 2938, 3484, 4252, 5876, 6968, 7571, 8504, 11323, 11752, 13819, 13936, 15142, 17008, 19097, 22646, 23504, 27638, 30284, 38194, 45292, 55276, 60568, 71221, 76388, 90584, 98423, 110552, 120119, 121136, 142442, 152776, 179647, 181168, 196846, 221104, 240238, 284884, 305552, 359294, 393692, 480476, 569768, 718588, 787384, 925873, 960952, 1139536, 1279499, 1437176, 1561547, 1574768, 1851746, 1921904, 2558998, 2874352, 3123094, 3703492, 5117996, 6246188, 7406984, 8047973, 10235992, 12036349, 12492376, 14813968, 16095946, 20300111, 20471984, 24072698, 24984752, 32191892, 40600222, 48145396, 64383784, 81200444, 96290792, 104623649, 128767568, 162400888, 192581584, 209247298, 324801776, 418494596, 836989192, 1360107437, 1673978384, 2720214874, 5440429748, 10880859496, 21761718992]

約数ペア:

[(1, 21761718992), (2, 10880859496), (4, 5440429748), (8, 2720214874), (13, 1673978384), (16, 1360107437), (26, 836989192), (52, 418494596), (67, 324801776), (104, 209247298), (113, 192581584), (134, 162400888), (169, 128767568), (208, 104623649), (226, 96290792), (268, 81200444), (338, 64383784), (452, 48145396), (536, 40600222), (676, 32191892), (871, 24984752), (904, 24072698), (1063, 20471984), (1072, 20300111), (1352, 16095946), (1469, 14813968), (1742, 12492376), (1808, 12036349), (2126, 10235992), (2704, 8047973), (2938, 7406984), (3484, 6246188), (4252, 5117996), (5876, 3703492), (6968, 3123094), (7571, 2874352), (8504, 2558998), (11323, 1921904), (11752, 1851746), (13819, 1574768), (13936, 1561547), (15142, 1437176), (17008, 1279499), (19097, 1139536), (22646, 960952), (23504, 925873), (27638, 787384), (30284, 718588), (38194, 569768), (45292, 480476), (55276, 393692), (60568, 359294), (71221, 305552), (76388, 284884), (90584, 240238), (98423, 221104), (110552, 196846), (120119, 181168), (121136, 179647), (142442, 152776)]