21425244

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{25147}}^1$

素因数の和:25225

約数の個数: 24

約数和(自身を含む): 50698368

約数和(自身を除く): 29273124

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 25147, 50294, 75441, 100588, 150882, 301764, 1785437, 3570874, 5356311, 7141748, 10712622, 21425244]

約数ペア:

[(1, 21425244), (2, 10712622), (3, 7141748), (4, 5356311), (6, 3570874), (12, 1785437), (71, 301764), (142, 150882), (213, 100588), (284, 75441), (426, 50294), (852, 25147)]