21904088

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{37507}}^1$

素因数の和:37586

約数の個数: 16

約数和(自身を含む): 41633880

約数和(自身を除く): 19729792

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 37507, 75014, 150028, 300056, 2738011, 5476022, 10952044, 21904088]

約数ペア:

[(1, 21904088), (2, 10952044), (4, 5476022), (8, 2738011), (73, 300056), (146, 150028), (292, 75014), (584, 37507)]