21725307

素因数分解:

$3^3\times {\mathrm{467}}^1\times {\mathrm{1723}}^1$

素因数の和:2199

約数の個数: 16

約数和(自身を含む): 32273280

約数和(自身を除く): 10547973

約数列:

[1, 3, 9, 27, 467, 1401, 1723, 4203, 5169, 12609, 15507, 46521, 804641, 2413923, 7241769, 21725307]

約数ペア:

[(1, 21725307), (3, 7241769), (9, 2413923), (27, 804641), (467, 46521), (1401, 15507), (1723, 12609), (4203, 5169)]