21281987584

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:227

約数の個数: 352

約数和(自身を含む): 53482705920

約数和(自身を除く): 32200718336

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 23, 26, 32, 44, 46, 52, 64, 71, 88, 89, 92, 104, 128, 142, 143, 176, 178, 184, 208, 253, 256, 284, 286, 299, 352, 356, 368, 416, 506, 512, 568, 572, 598, 704, 712, 736, 781, 832, 923, 979, 1012, 1024, 1136, 1144, 1157, 1196, 1408, 1424, 1472, 1562, 1633, 1664, 1846, 1958, 2024, 2047, 2272, 2288, 2314, 2392, 2816, 2848, 2944, 3124, 3266, 3289, 3328, 3692, 3916, 4048, 4094, 4544, 4576, 4628, 4784, 5632, 5696, 5888, 6248, 6319, 6532, 6578, 6656, 7384, 7832, 8096, 8188, 9088, 9152, 9256, 9568, 10153, 11264, 11392, 11776, 12496, 12638, 12727, 13064, 13156, 13312, 14768, 15664, 16192, 16376, 17963, 18176, 18304, 18512, 19136, 20306, 21229, 22517, 22784, 23552, 24992, 25276, 25454, 26128, 26312, 26611, 29536, 31328, 32384, 32752, 35926, 36352, 36608, 37024, 38272, 40612, 42458, 45034, 45568, 49984, 50552, 50908, 52256, 52624, 53222, 59072, 62656, 64768, 65504, 69509, 71852, 72704, 73216, 74048, 76544, 81224, 82147, 84916, 90068, 91136, 99968, 101104, 101816, 104512, 105248, 106444, 118144, 125312, 129536, 131008, 139018, 143704, 145337, 146432, 148096, 153088, 162448, 164294, 169832, 180136, 199936, 202208, 203632, 209024, 210496, 212888, 233519, 236288, 250624, 259072, 262016, 278036, 287408, 290674, 292721, 296192, 306176, 324896, 328588, 339664, 360272, 399872, 404416, 407264, 418048, 420992, 425776, 467038, 472576, 501248, 524032, 556072, 574816, 581348, 585442, 592384, 649792, 657176, 679328, 720544, 799744, 808832, 814528, 836096, 841984, 851552, 903617, 934076, 945152, 1002496, 1048064, 1112144, 1149632, 1162696, 1170884, 1184768, 1299584, 1314352, 1358656, 1441088, 1598707, 1617664, 1629056, 1672192, 1683968, 1703104, 1807234, 1868152, 1889381, 2096128, 2224288, 2299264, 2325392, 2341768, 2599168, 2628704, 2717312, 2882176, 3197414, 3235328, 3258112, 3367936, 3406208, 3614468, 3736304, 3778762, 4448576, 4598528, 4650784, 4683536, 5198336, 5257408, 5434624, 5764352, 6394828, 6470656, 6516224, 6812416, 7228936, 7472608, 7557524, 8897152, 9197056, 9301568, 9367072, 10396672, 10514816, 10869248, 11528704, 12789656, 13032448, 13624832, 14457872, 14945216, 15115048, 17794304, 18394112, 18603136, 18734144, 20783191, 21029632, 21738496, 23057408, 25579312, 27249664, 28915744, 29890432, 30230096, 35588608, 37206272, 37468288, 41566382, 42059264, 51158624, 57831488, 59780864, 60460192, 71177216, 74412544, 74936576, 83132764, 84118528, 102317248, 115662976, 119561728, 120920384, 148825088, 149873152, 166265528, 204634496, 231325952, 239123456, 241840768, 299746304, 332531056, 409268992, 462651904, 483681536, 665062112, 818537984, 925303808, 967363072, 1330124224, 1637075968, 1934726144, 2660248448, 5320496896, 10640993792, 21281987584]

約数ペア:

[(1, 21281987584), (2, 10640993792), (4, 5320496896), (8, 2660248448), (11, 1934726144), (13, 1637075968), (16, 1330124224), (22, 967363072), (23, 925303808), (26, 818537984), (32, 665062112), (44, 483681536), (46, 462651904), (52, 409268992), (64, 332531056), (71, 299746304), (88, 241840768), (89, 239123456), (92, 231325952), (104, 204634496), (128, 166265528), (142, 149873152), (143, 148825088), (176, 120920384), (178, 119561728), (184, 115662976), (208, 102317248), (253, 84118528), (256, 83132764), (284, 74936576), (286, 74412544), (299, 71177216), (352, 60460192), (356, 59780864), (368, 57831488), (416, 51158624), (506, 42059264), (512, 41566382), (568, 37468288), (572, 37206272), (598, 35588608), (704, 30230096), (712, 29890432), (736, 28915744), (781, 27249664), (832, 25579312), (923, 23057408), (979, 21738496), (1012, 21029632), (1024, 20783191), (1136, 18734144), (1144, 18603136), (1157, 18394112), (1196, 17794304), (1408, 15115048), (1424, 14945216), (1472, 14457872), (1562, 13624832), (1633, 13032448), (1664, 12789656), (1846, 11528704), (1958, 10869248), (2024, 10514816), (2047, 10396672), (2272, 9367072), (2288, 9301568), (2314, 9197056), (2392, 8897152), (2816, 7557524), (2848, 7472608), (2944, 7228936), (3124, 6812416), (3266, 6516224), (3289, 6470656), (3328, 6394828), (3692, 5764352), (3916, 5434624), (4048, 5257408), (4094, 5198336), (4544, 4683536), (4576, 4650784), (4628, 4598528), (4784, 4448576), (5632, 3778762), (5696, 3736304), (5888, 3614468), (6248, 3406208), (6319, 3367936), (6532, 3258112), (6578, 3235328), (6656, 3197414), (7384, 2882176), (7832, 2717312), (8096, 2628704), (8188, 2599168), (9088, 2341768), (9152, 2325392), (9256, 2299264), (9568, 2224288), (10153, 2096128), (11264, 1889381), (11392, 1868152), (11776, 1807234), (12496, 1703104), (12638, 1683968), (12727, 1672192), (13064, 1629056), (13156, 1617664), (13312, 1598707), (14768, 1441088), (15664, 1358656), (16192, 1314352), (16376, 1299584), (17963, 1184768), (18176, 1170884), (18304, 1162696), (18512, 1149632), (19136, 1112144), (20306, 1048064), (21229, 1002496), (22517, 945152), (22784, 934076), (23552, 903617), (24992, 851552), (25276, 841984), (25454, 836096), (26128, 814528), (26312, 808832), (26611, 799744), (29536, 720544), (31328, 679328), (32384, 657176), (32752, 649792), (35926, 592384), (36352, 585442), (36608, 581348), (37024, 574816), (38272, 556072), (40612, 524032), (42458, 501248), (45034, 472576), (45568, 467038), (49984, 425776), (50552, 420992), (50908, 418048), (52256, 407264), (52624, 404416), (53222, 399872), (59072, 360272), (62656, 339664), (64768, 328588), (65504, 324896), (69509, 306176), (71852, 296192), (72704, 292721), (73216, 290674), (74048, 287408), (76544, 278036), (81224, 262016), (82147, 259072), (84916, 250624), (90068, 236288), (91136, 233519), (99968, 212888), (101104, 210496), (101816, 209024), (104512, 203632), (105248, 202208), (106444, 199936), (118144, 180136), (125312, 169832), (129536, 164294), (131008, 162448), (139018, 153088), (143704, 148096), (145337, 146432)]