21897153408

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71909}}^1$

素因数の和:72000

約数の個数: 128

約数和(自身を含む): 63666237600

約数和(自身を除く): 41769084192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 61, 64, 78, 96, 104, 122, 128, 156, 183, 192, 208, 244, 312, 366, 384, 416, 488, 624, 732, 793, 832, 976, 1248, 1464, 1586, 1664, 1952, 2379, 2496, 2928, 3172, 3904, 4758, 4992, 5856, 6344, 7808, 9516, 11712, 12688, 19032, 23424, 25376, 38064, 50752, 71909, 76128, 101504, 143818, 152256, 215727, 287636, 304512, 431454, 575272, 862908, 934817, 1150544, 1725816, 1869634, 2301088, 2804451, 3451632, 3739268, 4386449, 4602176, 5608902, 6903264, 7478536, 8772898, 9204352, 11217804, 13159347, 13806528, 14957072, 17545796, 22435608, 26318694, 27613056, 29914144, 35091592, 44871216, 52637388, 57023837, 59828288, 70183184, 89742432, 105274776, 114047674, 119656576, 140366368, 171071511, 179484864, 210549552, 228095348, 280732736, 342143022, 358969728, 421099104, 456190696, 561465472, 684286044, 842198208, 912381392, 1368572088, 1684396416, 1824762784, 2737144176, 3649525568, 5474288352, 7299051136, 10948576704, 21897153408]

約数ペア:

[(1, 21897153408), (2, 10948576704), (3, 7299051136), (4, 5474288352), (6, 3649525568), (8, 2737144176), (12, 1824762784), (13, 1684396416), (16, 1368572088), (24, 912381392), (26, 842198208), (32, 684286044), (39, 561465472), (48, 456190696), (52, 421099104), (61, 358969728), (64, 342143022), (78, 280732736), (96, 228095348), (104, 210549552), (122, 179484864), (128, 171071511), (156, 140366368), (183, 119656576), (192, 114047674), (208, 105274776), (244, 89742432), (312, 70183184), (366, 59828288), (384, 57023837), (416, 52637388), (488, 44871216), (624, 35091592), (732, 29914144), (793, 27613056), (832, 26318694), (976, 22435608), (1248, 17545796), (1464, 14957072), (1586, 13806528), (1664, 13159347), (1952, 11217804), (2379, 9204352), (2496, 8772898), (2928, 7478536), (3172, 6903264), (3904, 5608902), (4758, 4602176), (4992, 4386449), (5856, 3739268), (6344, 3451632), (7808, 2804451), (9516, 2301088), (11712, 1869634), (12688, 1725816), (19032, 1150544), (23424, 934817), (25376, 862908), (38064, 575272), (50752, 431454), (71909, 304512), (76128, 287636), (101504, 215727), (143818, 152256)]