21667564

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{5011}}^1$

素因数の和:5085

約数の個数: 24

約数和(自身を含む): 40416768

約数和(自身を除く): 18749204

約数列:

[1, 2, 4, 23, 46, 47, 92, 94, 188, 1081, 2162, 4324, 5011, 10022, 20044, 115253, 230506, 235517, 461012, 471034, 942068, 5416891, 10833782, 21667564]

約数ペア:

[(1, 21667564), (2, 10833782), (4, 5416891), (23, 942068), (46, 471034), (47, 461012), (92, 235517), (94, 230506), (188, 115253), (1081, 20044), (2162, 10022), (4324, 5011)]