21000490304760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{12479}}^1\times {\mathrm{79231}}^1$

素因数の和:91786

約数の個数: 192

約数和(自身を含む): 69414838272000

約数和(自身を除く): 48414347967240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 59, 60, 72, 90, 118, 120, 177, 180, 236, 295, 354, 360, 472, 531, 590, 708, 885, 1062, 1180, 1416, 1770, 2124, 2360, 2655, 3540, 4248, 5310, 7080, 10620, 12479, 21240, 24958, 37437, 49916, 62395, 74874, 79231, 99832, 112311, 124790, 149748, 158462, 187185, 224622, 237693, 249580, 299496, 316924, 374370, 396155, 449244, 475386, 499160, 561555, 633848, 713079, 736261, 748740, 792310, 898488, 950772, 1123110, 1188465, 1426158, 1472522, 1497480, 1584620, 1901544, 2208783, 2246220, 2376930, 2852316, 2945044, 3169240, 3565395, 3681305, 4417566, 4492440, 4674629, 4753860, 5704632, 5890088, 6626349, 7130790, 7362610, 8835132, 9349258, 9507720, 11043915, 13252698, 14023887, 14261580, 14725220, 17670264, 18698516, 22087830, 23373145, 26505396, 28047774, 28523160, 29450440, 33131745, 37397032, 42071661, 44175660, 46746290, 53010792, 56095548, 66263490, 70119435, 84143322, 88351320, 93492580, 112191096, 132526980, 140238870, 168286644, 186985160, 210358305, 265053960, 280477740, 336573288, 420716610, 560955480, 841433220, 988723649, 1682866440, 1977447298, 2966170947, 3954894596, 4943618245, 5932341894, 7909789192, 8898512841, 9887236490, 11864683788, 14830854735, 17797025682, 19774472980, 23729367576, 29661709470, 35594051364, 39548945960, 44492564205, 58334695291, 59323418940, 71188102728, 88985128410, 116669390582, 118646837880, 175004085873, 177970256820, 233338781164, 291673476455, 350008171746, 355940513640, 466677562328, 525012257619, 583346952910, 700016343492, 875020429365, 1050024515238, 1166693905820, 1400032686984, 1750040858730, 2100049030476, 2333387811640, 2625061288095, 3500081717460, 4200098060952, 5250122576190, 7000163434920, 10500245152380, 21000490304760]

約数ペア:

[(1, 21000490304760), (2, 10500245152380), (3, 7000163434920), (4, 5250122576190), (5, 4200098060952), (6, 3500081717460), (8, 2625061288095), (9, 2333387811640), (10, 2100049030476), (12, 1750040858730), (15, 1400032686984), (18, 1166693905820), (20, 1050024515238), (24, 875020429365), (30, 700016343492), (36, 583346952910), (40, 525012257619), (45, 466677562328), (59, 355940513640), (60, 350008171746), (72, 291673476455), (90, 233338781164), (118, 177970256820), (120, 175004085873), (177, 118646837880), (180, 116669390582), (236, 88985128410), (295, 71188102728), (354, 59323418940), (360, 58334695291), (472, 44492564205), (531, 39548945960), (590, 35594051364), (708, 29661709470), (885, 23729367576), (1062, 19774472980), (1180, 17797025682), (1416, 14830854735), (1770, 11864683788), (2124, 9887236490), (2360, 8898512841), (2655, 7909789192), (3540, 5932341894), (4248, 4943618245), (5310, 3954894596), (7080, 2966170947), (10620, 1977447298), (12479, 1682866440), (21240, 988723649), (24958, 841433220), (37437, 560955480), (49916, 420716610), (62395, 336573288), (74874, 280477740), (79231, 265053960), (99832, 210358305), (112311, 186985160), (124790, 168286644), (149748, 140238870), (158462, 132526980), (187185, 112191096), (224622, 93492580), (237693, 88351320), (249580, 84143322), (299496, 70119435), (316924, 66263490), (374370, 56095548), (396155, 53010792), (449244, 46746290), (475386, 44175660), (499160, 42071661), (561555, 37397032), (633848, 33131745), (713079, 29450440), (736261, 28523160), (748740, 28047774), (792310, 26505396), (898488, 23373145), (950772, 22087830), (1123110, 18698516), (1188465, 17670264), (1426158, 14725220), (1472522, 14261580), (1497480, 14023887), (1584620, 13252698), (1901544, 11043915), (2208783, 9507720), (2246220, 9349258), (2376930, 8835132), (2852316, 7362610), (2945044, 7130790), (3169240, 6626349), (3565395, 5890088), (3681305, 5704632), (4417566, 4753860), (4492440, 4674629)]