21830230

素因数分解:

$2^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{11311}}^1$

素因数の和:11511

約数の個数: 16

約数和(自身を含む): 39501504

約数和(自身を除く): 17671274

約数列:

[1, 2, 5, 10, 193, 386, 965, 1930, 11311, 22622, 56555, 113110, 2183023, 4366046, 10915115, 21830230]

約数ペア:

[(1, 21830230), (2, 10915115), (5, 4366046), (10, 2183023), (193, 113110), (386, 56555), (965, 22622), (1930, 11311)]