21379242

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{33301}}^1$

素因数の和:33413

約数の個数: 16

約数和(自身を含む): 43159392

約数和(自身を除く): 21780150

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 33301, 66602, 99903, 199806, 3563207, 7126414, 10689621, 21379242]

約数ペア:

[(1, 21379242), (2, 10689621), (3, 7126414), (6, 3563207), (107, 199806), (214, 99903), (321, 66602), (642, 33301)]