21499632

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:316

約数の個数: 180

約数和(自身を含む): 76631256

約数和(自身を除く): 55131624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 49, 56, 63, 66, 72, 77, 84, 88, 98, 99, 112, 126, 132, 144, 147, 154, 168, 176, 196, 198, 231, 252, 264, 277, 294, 308, 336, 392, 396, 441, 462, 504, 528, 539, 554, 588, 616, 693, 784, 792, 831, 882, 924, 1008, 1078, 1108, 1176, 1232, 1386, 1584, 1617, 1662, 1764, 1848, 1939, 2156, 2216, 2352, 2493, 2772, 3047, 3234, 3324, 3528, 3696, 3878, 4312, 4432, 4851, 4986, 5544, 5817, 6094, 6468, 6648, 7056, 7756, 8624, 9141, 9702, 9972, 11088, 11634, 12188, 12936, 13296, 13573, 15512, 17451, 18282, 19404, 19944, 21329, 23268, 24376, 25872, 27146, 27423, 31024, 34902, 36564, 38808, 39888, 40719, 42658, 46536, 48752, 54292, 54846, 63987, 69804, 73128, 77616, 81438, 85316, 93072, 108584, 109692, 122157, 127974, 139608, 146256, 149303, 162876, 170632, 191961, 217168, 219384, 244314, 255948, 279216, 298606, 325752, 341264, 383922, 438768, 447909, 488628, 511896, 597212, 651504, 767844, 895818, 977256, 1023792, 1194424, 1343727, 1535688, 1791636, 1954512, 2388848, 2687454, 3071376, 3583272, 5374908, 7166544, 10749816, 21499632]

約数ペア:

[(1, 21499632), (2, 10749816), (3, 7166544), (4, 5374908), (6, 3583272), (7, 3071376), (8, 2687454), (9, 2388848), (11, 1954512), (12, 1791636), (14, 1535688), (16, 1343727), (18, 1194424), (21, 1023792), (22, 977256), (24, 895818), (28, 767844), (33, 651504), (36, 597212), (42, 511896), (44, 488628), (48, 447909), (49, 438768), (56, 383922), (63, 341264), (66, 325752), (72, 298606), (77, 279216), (84, 255948), (88, 244314), (98, 219384), (99, 217168), (112, 191961), (126, 170632), (132, 162876), (144, 149303), (147, 146256), (154, 139608), (168, 127974), (176, 122157), (196, 109692), (198, 108584), (231, 93072), (252, 85316), (264, 81438), (277, 77616), (294, 73128), (308, 69804), (336, 63987), (392, 54846), (396, 54292), (441, 48752), (462, 46536), (504, 42658), (528, 40719), (539, 39888), (554, 38808), (588, 36564), (616, 34902), (693, 31024), (784, 27423), (792, 27146), (831, 25872), (882, 24376), (924, 23268), (1008, 21329), (1078, 19944), (1108, 19404), (1176, 18282), (1232, 17451), (1386, 15512), (1584, 13573), (1617, 13296), (1662, 12936), (1764, 12188), (1848, 11634), (1939, 11088), (2156, 9972), (2216, 9702), (2352, 9141), (2493, 8624), (2772, 7756), (3047, 7056), (3234, 6648), (3324, 6468), (3528, 6094), (3696, 5817), (3878, 5544), (4312, 4986), (4432, 4851)]