21381345792

素因数分解:

$2^9\times 3^4\times {\mathrm{31}}^1\times {\mathrm{16631}}^1$

素因数の和:16692

約数の個数: 200

約数和(自身を含む): 65880283392

約数和(自身を除く): 44498937600

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 93, 96, 108, 124, 128, 144, 162, 186, 192, 216, 248, 256, 279, 288, 324, 372, 384, 432, 496, 512, 558, 576, 648, 744, 768, 837, 864, 992, 1116, 1152, 1296, 1488, 1536, 1674, 1728, 1984, 2232, 2304, 2511, 2592, 2976, 3348, 3456, 3968, 4464, 4608, 5022, 5184, 5952, 6696, 6912, 7936, 8928, 10044, 10368, 11904, 13392, 13824, 15872, 16631, 17856, 20088, 20736, 23808, 26784, 33262, 35712, 40176, 41472, 47616, 49893, 53568, 66524, 71424, 80352, 99786, 107136, 133048, 142848, 149679, 160704, 199572, 214272, 266096, 299358, 321408, 399144, 428544, 449037, 515561, 532192, 598716, 642816, 798288, 898074, 1031122, 1064384, 1197432, 1285632, 1347111, 1546683, 1596576, 1796148, 2062244, 2128768, 2394864, 2694222, 3093366, 3193152, 3592296, 4124488, 4257536, 4640049, 4789728, 5388444, 6186732, 6386304, 7184592, 8248976, 8515072, 9280098, 9579456, 10776888, 12373464, 12772608, 13920147, 14369184, 16497952, 18560196, 19158912, 21553776, 24746928, 25545216, 27840294, 28738368, 32995904, 37120392, 38317824, 41760441, 43107552, 49493856, 55680588, 57476736, 65991808, 74240784, 76635648, 83520882, 86215104, 98987712, 111361176, 114953472, 131983616, 148481568, 167041764, 172430208, 197975424, 222722352, 229906944, 263967232, 296963136, 334083528, 344860416, 395950848, 445444704, 593926272, 668167056, 689720832, 791901696, 890889408, 1187852544, 1336334112, 1781778816, 2375705088, 2672668224, 3563557632, 5345336448, 7127115264, 10690672896, 21381345792]

約数ペア:

[(1, 21381345792), (2, 10690672896), (3, 7127115264), (4, 5345336448), (6, 3563557632), (8, 2672668224), (9, 2375705088), (12, 1781778816), (16, 1336334112), (18, 1187852544), (24, 890889408), (27, 791901696), (31, 689720832), (32, 668167056), (36, 593926272), (48, 445444704), (54, 395950848), (62, 344860416), (64, 334083528), (72, 296963136), (81, 263967232), (93, 229906944), (96, 222722352), (108, 197975424), (124, 172430208), (128, 167041764), (144, 148481568), (162, 131983616), (186, 114953472), (192, 111361176), (216, 98987712), (248, 86215104), (256, 83520882), (279, 76635648), (288, 74240784), (324, 65991808), (372, 57476736), (384, 55680588), (432, 49493856), (496, 43107552), (512, 41760441), (558, 38317824), (576, 37120392), (648, 32995904), (744, 28738368), (768, 27840294), (837, 25545216), (864, 24746928), (992, 21553776), (1116, 19158912), (1152, 18560196), (1296, 16497952), (1488, 14369184), (1536, 13920147), (1674, 12772608), (1728, 12373464), (1984, 10776888), (2232, 9579456), (2304, 9280098), (2511, 8515072), (2592, 8248976), (2976, 7184592), (3348, 6386304), (3456, 6186732), (3968, 5388444), (4464, 4789728), (4608, 4640049), (5022, 4257536), (5184, 4124488), (5952, 3592296), (6696, 3193152), (6912, 3093366), (7936, 2694222), (8928, 2394864), (10044, 2128768), (10368, 2062244), (11904, 1796148), (13392, 1596576), (13824, 1546683), (15872, 1347111), (16631, 1285632), (17856, 1197432), (20088, 1064384), (20736, 1031122), (23808, 898074), (26784, 798288), (33262, 642816), (35712, 598716), (40176, 532192), (41472, 515561), (47616, 449037), (49893, 428544), (53568, 399144), (66524, 321408), (71424, 299358), (80352, 266096), (99786, 214272), (107136, 199572), (133048, 160704), (142848, 149679)]