21020243904

素因数分解:

$2^6\times 3^4\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:147

約数の個数: 840

約数和(自身を含む): 75343048704

約数和(自身を除く): 54322804800

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 27, 31, 32, 33, 36, 44, 46, 47, 48, 54, 62, 64, 66, 69, 72, 81, 88, 92, 93, 94, 96, 99, 108, 121, 124, 132, 138, 141, 144, 162, 176, 184, 186, 188, 192, 198, 207, 216, 242, 248, 253, 264, 276, 279, 282, 288, 297, 324, 341, 352, 363, 368, 372, 376, 396, 414, 423, 432, 484, 496, 506, 517, 528, 552, 558, 564, 576, 594, 621, 648, 682, 704, 713, 726, 736, 744, 752, 759, 792, 828, 837, 846, 864, 891, 968, 992, 1012, 1023, 1034, 1056, 1081, 1089, 1104, 1116, 1128, 1188, 1242, 1269, 1296, 1364, 1426, 1452, 1457, 1472, 1488, 1504, 1518, 1551, 1584, 1656, 1674, 1692, 1728, 1782, 1863, 1936, 1984, 2024, 2046, 2068, 2112, 2139, 2162, 2178, 2208, 2232, 2256, 2277, 2376, 2484, 2511, 2538, 2592, 2728, 2783, 2852, 2904, 2914, 2976, 3008, 3036, 3069, 3102, 3168, 3243, 3267, 3312, 3348, 3384, 3564, 3726, 3751, 3807, 3872, 4048, 4092, 4136, 4278, 4324, 4356, 4371, 4416, 4464, 4512, 4554, 4653, 4752, 4968, 5022, 5076, 5184, 5456, 5566, 5687, 5704, 5808, 5828, 5952, 6072, 6138, 6204, 6336, 6417, 6486, 6534, 6624, 6696, 6768, 6831, 7128, 7452, 7502, 7614, 7744, 7843, 8096, 8184, 8272, 8349, 8556, 8648, 8712, 8742, 8928, 9024, 9108, 9207, 9306, 9504, 9729, 9801, 9936, 10044, 10152, 10912, 11132, 11253, 11374, 11408, 11616, 11656, 11891, 12144, 12276, 12408, 12834, 12972, 13068, 13113, 13248, 13392, 13536, 13662, 13959, 14256, 14904, 15004, 15228, 15686, 16027, 16192, 16368, 16544, 16698, 17061, 17112, 17296, 17424, 17484, 17856, 18216, 18414, 18612, 19008, 19251, 19458, 19602, 19872, 20088, 20304, 20493, 21824, 22264, 22506, 22748, 22816, 23232, 23312, 23529, 23782, 24288, 24552, 24816, 25047, 25668, 25944, 26136, 26226, 26784, 27072, 27324, 27621, 27918, 28512, 29187, 29808, 30008, 30456, 31372, 32054, 32736, 33088, 33396, 33511, 33759, 34122, 34224, 34592, 34848, 34968, 35673, 36432, 36828, 37224, 38502, 38916, 39204, 39339, 39744, 40176, 40608, 40986, 41877, 44528, 45012, 45496, 45632, 46624, 47058, 47564, 48081, 48576, 49104, 49632, 50094, 51183, 51336, 51888, 52272, 52452, 53568, 54648, 55242, 55836, 57024, 57753, 58374, 59616, 60016, 60912, 62744, 64108, 65472, 66792, 67022, 67518, 68244, 68448, 69184, 69696, 69936, 70587, 71346, 72864, 73656, 74448, 75141, 77004, 77832, 78408, 78678, 80352, 81216, 81972, 83754, 86273, 87561, 89056, 90024, 90992, 93248, 94116, 95128, 96162, 98208, 99264, 100188, 100533, 101277, 102366, 102672, 103776, 104544, 104904, 107019, 109296, 110484, 111672, 115506, 116748, 118017, 119232, 120032, 121824, 125488, 128216, 130801, 133584, 134044, 135036, 136488, 136896, 139872, 141174, 142692, 144243, 145728, 147312, 148896, 150282, 153549, 154008, 155664, 156816, 157356, 160704, 163944, 167508, 172546, 175122, 176297, 178112, 180048, 181984, 188232, 190256, 192324, 196416, 200376, 201066, 202554, 204732, 205344, 207552, 209088, 209808, 211761, 214038, 218592, 220968, 223344, 225423, 231012, 233496, 236034, 240064, 243648, 250976, 256432, 258819, 261602, 267168, 268088, 270072, 272976, 279744, 282348, 285384, 288486, 294624, 297792, 300564, 301599, 303831, 307098, 308016, 311328, 313632, 314712, 321057, 327888, 335016, 345092, 350244, 352594, 360096, 363968, 368621, 376464, 380512, 384648, 392403, 400752, 402132, 405108, 409464, 410688, 419616, 423522, 428076, 432729, 437184, 441936, 446688, 450846, 460647, 462024, 466992, 472068, 501952, 512864, 517638, 523204, 528891, 534336, 536176, 540144, 545952, 564696, 570768, 576972, 589248, 601128, 603198, 607662, 614196, 616032, 622656, 627264, 629424, 635283, 642114, 655776, 670032, 690184, 700488, 705188, 720192, 737242, 752928, 761024, 769296, 776457, 784806, 801504, 804264, 810216, 818928, 839232, 847044, 856152, 865458, 883872, 893376, 901692, 904797, 921294, 924048, 933984, 944136, 963171, 1025728, 1035276, 1046408, 1057782, 1072352, 1080288, 1091904, 1105863, 1129392, 1141536, 1153944, 1177209, 1202256, 1206396, 1215324, 1228392, 1232064, 1258848, 1270566, 1284228, 1298187, 1311552, 1340064, 1380368, 1400976, 1410376, 1474484, 1505856, 1538592, 1552914, 1569612, 1586673, 1603008, 1608528, 1620432, 1637856, 1694088, 1712304, 1730916, 1767744, 1803384, 1809594, 1842588, 1848096, 1867968, 1888272, 1926342, 2070552, 2092816, 2115564, 2144704, 2160576, 2211726, 2258784, 2283072, 2307888, 2329371, 2354418, 2404512, 2412792, 2430648, 2456784, 2517696, 2541132, 2568456, 2596374, 2680128, 2714391, 2760736, 2801952, 2820752, 2948968, 3077184, 3105828, 3139224, 3173346, 3217056, 3240864, 3275712, 3317589, 3388176, 3424608, 3461832, 3531627, 3606768, 3619188, 3685176, 3696192, 3776544, 3852684, 4054831, 4141104, 4185632, 4231128, 4423452, 4517568, 4615776, 4658742, 4708836, 4760019, 4809024, 4825584, 4861296, 4913568, 5082264, 5136912, 5192748, 5428782, 5521472, 5603904, 5641504, 5897936, 6211656, 6278448, 6346692, 6434112, 6481728, 6635178, 6776352, 6849216, 6923664, 6988113, 7063254, 7213536, 7238376, 7370352, 7553088, 7705368, 8109662, 8282208, 8371264, 8462256, 8846904, 9231552, 9317484, 9417672, 9520038, 9651168, 9722592, 9827136, 9952767, 10164528, 10273824, 10385496, 10594881, 10857564, 11283008, 11795872, 12164493, 12423312, 12556896, 12693384, 13270356, 13552704, 13847328, 13976226, 14126508, 14280057, 14427072, 14476752, 14740704, 15410736, 16219324, 16564416, 16924512, 17693808, 18634968, 18835344, 19040076, 19302336, 19445184, 19905534, 20329056, 20547648, 20770992, 21189762, 21715128, 23591744, 24328986, 24846624, 25113792, 25386768, 26540712, 27694656, 27952452, 28253016, 28560114, 28953504, 29481408, 29858301, 30821472, 32438648, 33849024, 35387616, 36493479, 37269936, 37670688, 38080152, 39811068, 40658112, 41541984, 42379524, 43430256, 48657972, 49693248, 50773536, 53081424, 55904904, 56506032, 57120228, 57907008, 59716602, 61642944, 64877296, 70775232, 72986958, 74539872, 75341376, 76160304, 79622136, 83083968, 84759048, 86860512, 97315944, 101547072, 106162848, 109480437, 111809808, 113012064, 114240456, 119433204, 129754592, 145973916, 149079744, 152320608, 159244272, 169518096, 173721024, 194631888, 212325696, 218960874, 223619616, 226024128, 228480912, 238866408, 259509184, 291947832, 304641216, 318488544, 328441311, 339036192, 389263776, 437921748, 447239232, 456961824, 477732816, 583895664, 636977088, 656882622, 678072384, 778527552, 875843496, 913923648, 955465632, 1167791328, 1313765244, 1751686992, 1910931264, 2335582656, 2627530488, 3503373984, 5255060976, 7006747968, 10510121952, 21020243904]

約数ペア:

[(1, 21020243904), (2, 10510121952), (3, 7006747968), (4, 5255060976), (6, 3503373984), (8, 2627530488), (9, 2335582656), (11, 1910931264), (12, 1751686992), (16, 1313765244), (18, 1167791328), (22, 955465632), (23, 913923648), (24, 875843496), (27, 778527552), (31, 678072384), (32, 656882622), (33, 636977088), (36, 583895664), (44, 477732816), (46, 456961824), (47, 447239232), (48, 437921748), (54, 389263776), (62, 339036192), (64, 328441311), (66, 318488544), (69, 304641216), (72, 291947832), (81, 259509184), (88, 238866408), (92, 228480912), (93, 226024128), (94, 223619616), (96, 218960874), (99, 212325696), (108, 194631888), (121, 173721024), (124, 169518096), (132, 159244272), (138, 152320608), (141, 149079744), (144, 145973916), (162, 129754592), (176, 119433204), (184, 114240456), (186, 113012064), (188, 111809808), (192, 109480437), (198, 106162848), (207, 101547072), (216, 97315944), (242, 86860512), (248, 84759048), (253, 83083968), (264, 79622136), (276, 76160304), (279, 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(1452, 14476752), (1457, 14427072), (1472, 14280057), (1488, 14126508), (1504, 13976226), (1518, 13847328), (1551, 13552704), (1584, 13270356), (1656, 12693384), (1674, 12556896), (1692, 12423312), (1728, 12164493), (1782, 11795872), (1863, 11283008), (1936, 10857564), (1984, 10594881), (2024, 10385496), (2046, 10273824), (2068, 10164528), (2112, 9952767), (2139, 9827136), (2162, 9722592), (2178, 9651168), (2208, 9520038), (2232, 9417672), (2256, 9317484), (2277, 9231552), (2376, 8846904), (2484, 8462256), (2511, 8371264), (2538, 8282208), (2592, 8109662), (2728, 7705368), (2783, 7553088), (2852, 7370352), (2904, 7238376), (2914, 7213536), (2976, 7063254), (3008, 6988113), (3036, 6923664), (3069, 6849216), (3102, 6776352), (3168, 6635178), (3243, 6481728), (3267, 6434112), (3312, 6346692), (3348, 6278448), (3384, 6211656), (3564, 5897936), (3726, 5641504), (3751, 5603904), (3807, 5521472), (3872, 5428782), (4048, 5192748), (4092, 5136912), (4136, 5082264), (4278, 4913568), (4324, 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