21057742944

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{1492187}}^1$

素因数の和:1492217

約数の個数: 108

約数和(自身を含む): 69659812404

約数和(自身を除く): 48602069460

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 392, 441, 504, 588, 672, 784, 882, 1008, 1176, 1568, 1764, 2016, 2352, 3528, 4704, 7056, 14112, 1492187, 2984374, 4476561, 5968748, 8953122, 10445309, 11937496, 13429683, 17906244, 20890618, 23874992, 26859366, 31335927, 35812488, 41781236, 47749984, 53718732, 62671854, 71624976, 73117163, 83562472, 94007781, 107437464, 125343708, 143249952, 146234326, 167124944, 188015562, 214874928, 219351489, 250687416, 292468652, 334249888, 376031124, 429749856, 438702978, 501374832, 584937304, 658054467, 752062248, 877405956, 1002749664, 1169874608, 1316108934, 1504124496, 1754811912, 2339749216, 2632217868, 3008248992, 3509623824, 5264435736, 7019247648, 10528871472, 21057742944]

約数ペア:

[(1, 21057742944), (2, 10528871472), (3, 7019247648), (4, 5264435736), (6, 3509623824), (7, 3008248992), (8, 2632217868), (9, 2339749216), (12, 1754811912), (14, 1504124496), (16, 1316108934), (18, 1169874608), (21, 1002749664), (24, 877405956), (28, 752062248), (32, 658054467), (36, 584937304), (42, 501374832), (48, 438702978), (49, 429749856), (56, 376031124), (63, 334249888), (72, 292468652), (84, 250687416), (96, 219351489), (98, 214874928), (112, 188015562), (126, 167124944), (144, 146234326), (147, 143249952), (168, 125343708), (196, 107437464), (224, 94007781), (252, 83562472), (288, 73117163), (294, 71624976), (336, 62671854), (392, 53718732), (441, 47749984), (504, 41781236), (588, 35812488), (672, 31335927), (784, 26859366), (882, 23874992), (1008, 20890618), (1176, 17906244), (1568, 13429683), (1764, 11937496), (2016, 10445309), (2352, 8953122), (3528, 5968748), (4704, 4476561), (7056, 2984374), (14112, 1492187)]