21740656896

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:171

約数の個数: 864

約数和(自身を含む): 80812892160

約数和(自身を除く): 59072235264

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 29, 32, 36, 42, 43, 46, 47, 48, 56, 58, 63, 64, 69, 72, 84, 86, 87, 92, 94, 96, 112, 116, 126, 128, 129, 138, 141, 144, 161, 168, 172, 174, 184, 188, 192, 203, 207, 224, 232, 252, 256, 258, 261, 276, 282, 288, 301, 322, 329, 336, 344, 348, 368, 376, 384, 387, 406, 414, 423, 448, 464, 483, 504, 516, 522, 552, 564, 576, 602, 609, 644, 658, 667, 672, 688, 696, 736, 752, 768, 774, 812, 828, 846, 896, 903, 928, 966, 987, 989, 1008, 1032, 1044, 1081, 1104, 1128, 1152, 1204, 1218, 1247, 1288, 1316, 1334, 1344, 1363, 1376, 1392, 1449, 1472, 1504, 1548, 1624, 1656, 1692, 1792, 1806, 1827, 1856, 1932, 1974, 1978, 2001, 2016, 2021, 2064, 2088, 2162, 2208, 2256, 2304, 2408, 2436, 2494, 2576, 2632, 2668, 2688, 2709, 2726, 2752, 2784, 2898, 2944, 2961, 2967, 3008, 3096, 3243, 3248, 3312, 3384, 3612, 3654, 3712, 3741, 3864, 3948, 3956, 4002, 4032, 4042, 4089, 4128, 4176, 4324, 4416, 4512, 4669, 4816, 4872, 4988, 5152, 5264, 5336, 5376, 5418, 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約数ペア:

[(1, 21740656896), (2, 10870328448), (3, 7246885632), (4, 5435164224), (6, 3623442816), (7, 3105808128), (8, 2717582112), (9, 2415628544), (12, 1811721408), (14, 1552904064), (16, 1358791056), (18, 1207814272), (21, 1035269376), (23, 945245952), (24, 905860704), (28, 776452032), (29, 749677824), (32, 679395528), (36, 603907136), (42, 517634688), (43, 505596672), (46, 472622976), (47, 462567168), (48, 452930352), (56, 388226016), (58, 374838912), (63, 345089792), (64, 339697764), (69, 315081984), (72, 301953568), (84, 258817344), (86, 252798336), (87, 249892608), (92, 236311488), (94, 231283584), (96, 226465176), (112, 194113008), (116, 187419456), (126, 172544896), (128, 169848882), (129, 168532224), (138, 157540992), (141, 154189056), (144, 150976784), (161, 135035136), (168, 129408672), (172, 126399168), (174, 124946304), (184, 118155744), (188, 115641792), (192, 113232588), (203, 107096832), (207, 105027328), (224, 97056504), (232, 93709728), (252, 86272448), (256, 84924441), (258, 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16879392), (1316, 16520256), (1334, 16297344), (1344, 16176084), (1363, 15950592), (1376, 15799896), (1392, 15618288), (1449, 15003904), (1472, 14769468), (1504, 14455224), (1548, 14044352), (1624, 13387104), (1656, 13128416), (1692, 12849088), (1792, 12132063), (1806, 12038016), (1827, 11899648), (1856, 11713716), (1932, 11252928), (1974, 11013504), (1978, 10991232), (2001, 10864896), (2016, 10784056), (2021, 10757376), (2064, 10533264), (2088, 10412192), (2162, 10055808), (2208, 9846312), (2256, 9636816), (2304, 9436049), (2408, 9028512), (2436, 8924736), (2494, 8717184), (2576, 8439696), (2632, 8260128), (2668, 8148672), (2688, 8088042), (2709, 8025344), (2726, 7975296), (2752, 7899948), (2784, 7809144), (2898, 7501952), (2944, 7384734), (2961, 7342336), (2967, 7327488), (3008, 7227612), (3096, 7022176), (3243, 6703872), (3248, 6693552), (3312, 6564208), (3384, 6424544), (3612, 6019008), (3654, 5949824), (3712, 5856858), (3741, 5811456), (3864, 5626464), (3948, 5506752), (3956, 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