21059812

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{228911}}^1$

素因数の和:228938

約数の個数: 12

約数和(自身を含む): 38457216

約数和(自身を除く): 17397404

約数列:

[1, 2, 4, 23, 46, 92, 228911, 457822, 915644, 5264953, 10529906, 21059812]

約数ペア:

[(1, 21059812), (2, 10529906), (4, 5264953), (23, 915644), (46, 457822), (92, 228911)]