21056571648

素因数分解:

$2^8\times 3^3\times 7^2\times {\mathrm{62171}}^1$

素因数の和:62210

約数の個数: 216

約数和(自身を含む): 72435353760

約数和(自身を除く): 51378782112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 196, 216, 224, 252, 256, 288, 294, 336, 378, 384, 392, 432, 441, 448, 504, 576, 588, 672, 756, 768, 784, 864, 882, 896, 1008, 1152, 1176, 1323, 1344, 1512, 1568, 1728, 1764, 1792, 2016, 2304, 2352, 2646, 2688, 3024, 3136, 3456, 3528, 4032, 4704, 5292, 5376, 6048, 6272, 6912, 7056, 8064, 9408, 10584, 12096, 12544, 14112, 16128, 18816, 21168, 24192, 28224, 37632, 42336, 48384, 56448, 62171, 84672, 112896, 124342, 169344, 186513, 248684, 338688, 373026, 435197, 497368, 559539, 746052, 870394, 994736, 1119078, 1305591, 1492104, 1678617, 1740788, 1989472, 2238156, 2611182, 2984208, 3046379, 3357234, 3481576, 3916773, 3978944, 4476312, 5222364, 5968416, 6092758, 6714468, 6963152, 7833546, 7957888, 8952624, 9139137, 10444728, 11750319, 11936832, 12185516, 13428936, 13926304, 15667092, 15915776, 17905248, 18278274, 20889456, 23500638, 23873664, 24371032, 26857872, 27417411, 27852608, 31334184, 35810496, 36556548, 41778912, 47001276, 47747328, 48742064, 53715744, 54834822, 55705216, 62668368, 71620992, 73113096, 82252233, 83557824, 94002552, 97484128, 107431488, 109669644, 111410432, 125336736, 143241984, 146226192, 164504466, 167115648, 188005104, 194968256, 214862976, 219339288, 250673472, 292452384, 329008932, 334231296, 376010208, 389936512, 429725952, 438678576, 501346944, 584904768, 658017864, 752020416, 779873024, 877357152, 1002693888, 1169809536, 1316035728, 1504040832, 1754714304, 2339619072, 2632071456, 3008081664, 3509428608, 5264142912, 7018857216, 10528285824, 21056571648]

約数ペア:

[(1, 21056571648), (2, 10528285824), (3, 7018857216), (4, 5264142912), (6, 3509428608), (7, 3008081664), (8, 2632071456), (9, 2339619072), (12, 1754714304), (14, 1504040832), (16, 1316035728), (18, 1169809536), (21, 1002693888), (24, 877357152), (27, 779873024), (28, 752020416), (32, 658017864), (36, 584904768), (42, 501346944), (48, 438678576), (49, 429725952), (54, 389936512), (56, 376010208), (63, 334231296), (64, 329008932), (72, 292452384), (84, 250673472), (96, 219339288), (98, 214862976), (108, 194968256), (112, 188005104), (126, 167115648), (128, 164504466), (144, 146226192), (147, 143241984), (168, 125336736), (189, 111410432), (192, 109669644), (196, 107431488), (216, 97484128), (224, 94002552), (252, 83557824), (256, 82252233), (288, 73113096), (294, 71620992), (336, 62668368), (378, 55705216), (384, 54834822), (392, 53715744), (432, 48742064), (441, 47747328), (448, 47001276), (504, 41778912), (576, 36556548), (588, 35810496), (672, 31334184), (756, 27852608), (768, 27417411), (784, 26857872), (864, 24371032), (882, 23873664), (896, 23500638), (1008, 20889456), (1152, 18278274), (1176, 17905248), (1323, 15915776), (1344, 15667092), (1512, 13926304), (1568, 13428936), (1728, 12185516), (1764, 11936832), (1792, 11750319), (2016, 10444728), (2304, 9139137), (2352, 8952624), (2646, 7957888), (2688, 7833546), (3024, 6963152), (3136, 6714468), (3456, 6092758), (3528, 5968416), (4032, 5222364), (4704, 4476312), (5292, 3978944), (5376, 3916773), (6048, 3481576), (6272, 3357234), (6912, 3046379), (7056, 2984208), (8064, 2611182), (9408, 2238156), (10584, 1989472), (12096, 1740788), (12544, 1678617), (14112, 1492104), (16128, 1305591), (18816, 1119078), (21168, 994736), (24192, 870394), (28224, 746052), (37632, 559539), (42336, 497368), (48384, 435197), (56448, 373026), (62171, 338688), (84672, 248684), (112896, 186513), (124342, 169344)]