21202225408

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{2027}}^1$

素因数の和:2512

約数の個数: 144

約数和(自身を含む): 52229923200

約数和(自身を除く): 31027697792

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 449, 728, 832, 896, 898, 1456, 1664, 1792, 1796, 2027, 2912, 3143, 3328, 3592, 4054, 5824, 5837, 6286, 7184, 8108, 11648, 11674, 12572, 14189, 14368, 16216, 23296, 23348, 25144, 26351, 28378, 28736, 32432, 40859, 46696, 50288, 52702, 56756, 57472, 64864, 81718, 93392, 100576, 105404, 113512, 114944, 129728, 163436, 184457, 186784, 201152, 210808, 227024, 259456, 326872, 368914, 373568, 402304, 421616, 454048, 518912, 653744, 737828, 747136, 804608, 843232, 908096, 910123, 1307488, 1475656, 1494272, 1686464, 1816192, 1820246, 2614976, 2951312, 3372928, 3632384, 3640492, 5229952, 5902624, 6370861, 6745856, 7280984, 10459904, 11805248, 11831599, 12741722, 14561968, 23610496, 23663198, 25483444, 29123936, 47220992, 47326396, 50966888, 58247872, 82821193, 94652792, 101933776, 116495744, 165642386, 189305584, 203867552, 232991488, 331284772, 378611168, 407735104, 662569544, 757222336, 815470208, 1325139088, 1514444672, 1630940416, 2650278176, 3028889344, 5300556352, 10601112704, 21202225408]

約数ペア:

[(1, 21202225408), (2, 10601112704), (4, 5300556352), (7, 3028889344), (8, 2650278176), (13, 1630940416), (14, 1514444672), (16, 1325139088), (26, 815470208), (28, 757222336), (32, 662569544), (52, 407735104), (56, 378611168), (64, 331284772), (91, 232991488), (104, 203867552), (112, 189305584), (128, 165642386), (182, 116495744), (208, 101933776), (224, 94652792), (256, 82821193), (364, 58247872), (416, 50966888), (448, 47326396), (449, 47220992), (728, 29123936), (832, 25483444), (896, 23663198), (898, 23610496), (1456, 14561968), (1664, 12741722), (1792, 11831599), (1796, 11805248), (2027, 10459904), (2912, 7280984), (3143, 6745856), (3328, 6370861), (3592, 5902624), (4054, 5229952), (5824, 3640492), (5837, 3632384), (6286, 3372928), (7184, 2951312), (8108, 2614976), (11648, 1820246), (11674, 1816192), (12572, 1686464), (14189, 1494272), (14368, 1475656), (16216, 1307488), (23296, 910123), (23348, 908096), (25144, 843232), (26351, 804608), (28378, 747136), (28736, 737828), (32432, 653744), (40859, 518912), (46696, 454048), (50288, 421616), (52702, 402304), (56756, 373568), (57472, 368914), (64864, 326872), (81718, 259456), (93392, 227024), (100576, 210808), (105404, 201152), (113512, 186784), (114944, 184457), (129728, 163436)]