21005081856

素因数分解:

$2^8\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:474

約数の個数: 432

約数和(自身を含む): 70220230080

約数和(自身を除く): 49215148224

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 32, 33, 36, 38, 44, 48, 57, 64, 66, 72, 76, 88, 96, 99, 114, 128, 132, 144, 152, 171, 176, 181, 192, 198, 209, 228, 241, 256, 264, 288, 304, 342, 352, 362, 384, 396, 418, 456, 482, 528, 543, 576, 608, 627, 684, 704, 723, 724, 768, 792, 836, 912, 964, 1056, 1086, 1152, 1216, 1254, 1368, 1408, 1446, 1448, 1584, 1629, 1672, 1824, 1881, 1928, 1991, 2112, 2169, 2172, 2304, 2432, 2508, 2651, 2736, 2816, 2892, 2896, 3168, 3258, 3344, 3439, 3648, 3762, 3856, 3982, 4224, 4338, 4344, 4579, 4864, 5016, 5302, 5472, 5784, 5792, 5973, 6336, 6516, 6688, 6878, 7296, 7524, 7712, 7953, 7964, 8448, 8676, 8688, 9158, 10032, 10317, 10604, 10944, 11568, 11584, 11946, 12672, 13032, 13376, 13737, 13756, 14592, 15048, 15424, 15906, 15928, 17352, 17376, 17919, 18316, 20064, 20634, 21208, 21888, 23136, 23168, 23859, 23892, 25344, 26064, 26752, 27474, 27512, 30096, 30848, 30951, 31812, 31856, 34704, 34752, 35838, 36632, 37829, 40128, 41211, 41268, 42416, 43621, 43776, 46272, 46336, 47718, 47784, 50369, 52128, 53504, 54948, 55024, 60192, 61696, 61902, 63624, 63712, 69408, 69504, 71676, 73264, 75658, 80256, 82422, 82536, 84832, 87242, 92544, 95436, 95568, 100738, 104256, 109896, 110048, 113487, 120384, 123804, 127248, 127424, 130863, 138816, 139008, 143352, 146528, 151107, 151316, 160512, 164844, 165072, 169664, 174484, 185088, 190872, 191136, 201476, 208512, 219792, 220096, 226974, 240768, 247608, 254496, 254848, 261726, 277632, 286704, 293056, 302214, 302632, 329688, 330144, 339328, 340461, 348968, 381744, 382272, 392589, 402952, 417024, 439584, 440192, 453321, 453948, 479831, 481536, 495216, 508992, 509696, 523452, 555264, 573408, 586112, 604428, 605264, 659376, 660288, 678656, 680922, 697936, 763488, 764544, 785178, 805904, 828799, 879168, 880384, 906642, 907896, 959662, 990432, 1017984, 1046904, 1146816, 1172224, 1208856, 1210528, 1318752, 1320576, 1361844, 1395872, 1439493, 1526976, 1529088, 1570356, 1611808, 1657598, 1758336, 1813284, 1815792, 1919324, 1980864, 2035968, 2093808, 2293632, 2417712, 2421056, 2486397, 2637504, 2641152, 2723688, 2791744, 2878986, 3053952, 3140712, 3223616, 3315196, 3516672, 3626568, 3631584, 3838648, 3961728, 4187616, 4318479, 4587264, 4835424, 4842112, 4972794, 5275008, 5447376, 5583488, 5757972, 6107904, 6281424, 6447232, 6630392, 7253136, 7263168, 7459191, 7677296, 7923456, 8375232, 8636958, 9116789, 9670848, 9684224, 9945588, 10550016, 10894752, 11166976, 11515944, 12562848, 12894464, 13260784, 14506272, 14526336, 14918382, 15354592, 16750464, 17273916, 18233578, 19341696, 19891176, 21789504, 23031888, 25125696, 26521568, 27350367, 29012544, 29052672, 29836764, 30709184, 33500928, 34547832, 36467156, 38683392, 39782352, 43579008, 46063776, 50251392, 53043136, 54700734, 58025088, 59673528, 61418368, 69095664, 72934312, 79564704, 82051101, 87158016, 92127552, 100502784, 106086272, 109401468, 116050176, 119347056, 122836736, 138191328, 145868624, 159129408, 164102202, 184255104, 212172544, 218802936, 238694112, 276382656, 291737248, 318258816, 328204404, 368510208, 437605872, 477388224, 552765312, 583474496, 636517632, 656408808, 875211744, 954776448, 1105530624, 1166948992, 1312817616, 1750423488, 1909552896, 2333897984, 2625635232, 3500846976, 5251270464, 7001693952, 10502540928, 21005081856]

約数ペア:

[(1, 21005081856), (2, 10502540928), (3, 7001693952), (4, 5251270464), (6, 3500846976), (8, 2625635232), (9, 2333897984), (11, 1909552896), (12, 1750423488), (16, 1312817616), (18, 1166948992), (19, 1105530624), (22, 954776448), (24, 875211744), (32, 656408808), (33, 636517632), (36, 583474496), (38, 552765312), (44, 477388224), (48, 437605872), (57, 368510208), (64, 328204404), (66, 318258816), (72, 291737248), (76, 276382656), (88, 238694112), (96, 218802936), (99, 212172544), (114, 184255104), (128, 164102202), (132, 159129408), (144, 145868624), (152, 138191328), (171, 122836736), (176, 119347056), (181, 116050176), (192, 109401468), (198, 106086272), (209, 100502784), (228, 92127552), (241, 87158016), (256, 82051101), (264, 79564704), (288, 72934312), (304, 69095664), (342, 61418368), (352, 59673528), (362, 58025088), (384, 54700734), (396, 53043136), (418, 50251392), (456, 46063776), (482, 43579008), (528, 39782352), (543, 38683392), (576, 36467156), (608, 34547832), (627, 33500928), (684, 30709184), (704, 29836764), (723, 29052672), (724, 29012544), (768, 27350367), (792, 26521568), (836, 25125696), (912, 23031888), (964, 21789504), (1056, 19891176), (1086, 19341696), (1152, 18233578), (1216, 17273916), (1254, 16750464), (1368, 15354592), (1408, 14918382), (1446, 14526336), (1448, 14506272), (1584, 13260784), (1629, 12894464), (1672, 12562848), (1824, 11515944), (1881, 11166976), (1928, 10894752), (1991, 10550016), (2112, 9945588), (2169, 9684224), (2172, 9670848), (2304, 9116789), (2432, 8636958), (2508, 8375232), (2651, 7923456), (2736, 7677296), (2816, 7459191), (2892, 7263168), (2896, 7253136), (3168, 6630392), (3258, 6447232), (3344, 6281424), (3439, 6107904), (3648, 5757972), (3762, 5583488), (3856, 5447376), (3982, 5275008), (4224, 4972794), (4338, 4842112), (4344, 4835424), (4579, 4587264), (4864, 4318479), (5016, 4187616), (5302, 3961728), (5472, 3838648), (5784, 3631584), (5792, 3626568), (5973, 3516672), (6336, 3315196), (6516, 3223616), (6688, 3140712), (6878, 3053952), (7296, 2878986), (7524, 2791744), (7712, 2723688), (7953, 2641152), (7964, 2637504), (8448, 2486397), (8676, 2421056), (8688, 2417712), (9158, 2293632), (10032, 2093808), (10317, 2035968), (10604, 1980864), (10944, 1919324), (11568, 1815792), (11584, 1813284), (11946, 1758336), (12672, 1657598), (13032, 1611808), (13376, 1570356), (13737, 1529088), (13756, 1526976), (14592, 1439493), (15048, 1395872), (15424, 1361844), (15906, 1320576), (15928, 1318752), (17352, 1210528), (17376, 1208856), (17919, 1172224), (18316, 1146816), (20064, 1046904), (20634, 1017984), (21208, 990432), (21888, 959662), (23136, 907896), (23168, 906642), (23859, 880384), (23892, 879168), (25344, 828799), (26064, 805904), (26752, 785178), (27474, 764544), (27512, 763488), (30096, 697936), (30848, 680922), (30951, 678656), (31812, 660288), (31856, 659376), (34704, 605264), (34752, 604428), (35838, 586112), (36632, 573408), (37829, 555264), (40128, 523452), (41211, 509696), (41268, 508992), (42416, 495216), (43621, 481536), (43776, 479831), (46272, 453948), (46336, 453321), (47718, 440192), (47784, 439584), (50369, 417024), (52128, 402952), (53504, 392589), (54948, 382272), (55024, 381744), (60192, 348968), (61696, 340461), (61902, 339328), (63624, 330144), (63712, 329688), (69408, 302632), (69504, 302214), (71676, 293056), (73264, 286704), (75658, 277632), (80256, 261726), (82422, 254848), (82536, 254496), (84832, 247608), (87242, 240768), (92544, 226974), (95436, 220096), (95568, 219792), (100738, 208512), (104256, 201476), (109896, 191136), (110048, 190872), (113487, 185088), (120384, 174484), (123804, 169664), (127248, 165072), (127424, 164844), (130863, 160512), (138816, 151316), (139008, 151107), (143352, 146528)]