21141708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{859}}^1$

素因数の和:1166

約数の個数: 48

約数和(自身を含む): 56636160

約数和(自身を除く): 35494452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 293, 586, 859, 879, 1172, 1718, 1758, 2051, 2577, 3436, 3516, 4102, 5154, 6013, 6153, 8204, 10308, 12026, 12306, 18039, 24052, 24612, 36078, 72156, 251687, 503374, 755061, 1006748, 1510122, 1761809, 3020244, 3523618, 5285427, 7047236, 10570854, 21141708]

約数ペア:

[(1, 21141708), (2, 10570854), (3, 7047236), (4, 5285427), (6, 3523618), (7, 3020244), (12, 1761809), (14, 1510122), (21, 1006748), (28, 755061), (42, 503374), (84, 251687), (293, 72156), (586, 36078), (859, 24612), (879, 24052), (1172, 18039), (1718, 12306), (1758, 12026), (2051, 10308), (2577, 8204), (3436, 6153), (3516, 6013), (4102, 5154)]