21406581504

素因数分解:

$2^8\times 3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 864

約数和(自身を含む): 82496494080

約数和(自身を除く): 61089912576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 41, 42, 44, 48, 54, 56, 63, 64, 66, 72, 77, 81, 82, 84, 88, 96, 99, 108, 109, 112, 123, 126, 128, 132, 144, 154, 162, 164, 168, 176, 189, 192, 198, 216, 218, 224, 231, 243, 246, 252, 256, 264, 287, 288, 297, 308, 324, 327, 328, 336, 352, 369, 378, 384, 396, 432, 436, 448, 451, 462, 486, 492, 504, 528, 567, 574, 576, 594, 616, 648, 654, 656, 672, 693, 704, 738, 756, 763, 768, 792, 861, 864, 872, 891, 896, 902, 924, 972, 981, 984, 1008, 1056, 1107, 1134, 1148, 1152, 1188, 1199, 1232, 1296, 1308, 1312, 1344, 1353, 1386, 1408, 1476, 1512, 1526, 1584, 1701, 1722, 1728, 1744, 1782, 1792, 1804, 1848, 1944, 1962, 1968, 2016, 2079, 2112, 2214, 2268, 2289, 2296, 2304, 2376, 2398, 2464, 2583, 2592, 2616, 2624, 2673, 2688, 2706, 2772, 2816, 2943, 2952, 3024, 3052, 3157, 3168, 3321, 3402, 3444, 3456, 3488, 3564, 3597, 3608, 3696, 3888, 3924, 3936, 4032, 4059, 4158, 4224, 4428, 4469, 4536, 4578, 4592, 4752, 4796, 4928, 5166, 5184, 5232, 5248, 5346, 5376, 5412, 5544, 5886, 5904, 6048, 6104, 6237, 6314, 6336, 6642, 6804, 6867, 6888, 6912, 6976, 7128, 7194, 7216, 7392, 7749, 7776, 7848, 7872, 8064, 8118, 8316, 8393, 8448, 8829, 8856, 8938, 9072, 9156, 9184, 9471, 9504, 9592, 9856, 9963, 10332, 10368, 10464, 10496, 10692, 10791, 10824, 11088, 11772, 11808, 12096, 12177, 12208, 12474, 12628, 12672, 13284, 13407, 13608, 13734, 13776, 13952, 14256, 14388, 14432, 14784, 15498, 15552, 15696, 15744, 16128, 16236, 16632, 16786, 17658, 17712, 17876, 18144, 18312, 18368, 18711, 18942, 19008, 19184, 19712, 19926, 20601, 20664, 20736, 20928, 21384, 21582, 21648, 22176, 23247, 23544, 23616, 24192, 24354, 24416, 24948, 25179, 25256, 25344, 26487, 26568, 26814, 27216, 27468, 27552, 27904, 28413, 28512, 28776, 28864, 29568, 30996, 31104, 31283, 31392, 31488, 32373, 32472, 33264, 33572, 35316, 35424, 35752, 36288, 36531, 36624, 36736, 37422, 37884, 38016, 38368, 39852, 40221, 41202, 41328, 41856, 42768, 43164, 43296, 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約数ペア:

[(1, 21406581504), (2, 10703290752), (3, 7135527168), (4, 5351645376), (6, 3567763584), (7, 3058083072), (8, 2675822688), (9, 2378509056), (11, 1946052864), (12, 1783881792), (14, 1529041536), (16, 1337911344), (18, 1189254528), (21, 1019361024), (22, 973026432), (24, 891940896), (27, 792836352), (28, 764520768), (32, 668955672), (33, 648684288), (36, 594627264), (41, 522111744), (42, 509680512), (44, 486513216), (48, 445970448), (54, 396418176), (56, 382260384), (63, 339787008), (64, 334477836), (66, 324342144), (72, 297313632), (77, 278007552), (81, 264278784), (82, 261055872), (84, 254840256), (88, 243256608), (96, 222985224), (99, 216228096), (108, 198209088), (109, 196390656), (112, 191130192), (123, 174037248), (126, 169893504), (128, 167238918), (132, 162171072), (144, 148656816), (154, 139003776), (162, 132139392), (164, 130527936), (168, 127420128), (176, 121628304), (189, 113262336), (192, 111492612), (198, 108114048), (216, 99104544), (218, 98195328), (224, 95565096), (231, 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