21730096

素因数分解:

$2^4\times {\mathrm{277}}^1\times {\mathrm{4903}}^1$

素因数の和:5188

約数の個数: 20

約数和(自身を含む): 42262672

約数和(自身を除く): 20532576

約数列:

[1, 2, 4, 8, 16, 277, 554, 1108, 2216, 4432, 4903, 9806, 19612, 39224, 78448, 1358131, 2716262, 5432524, 10865048, 21730096]

約数ペア:

[(1, 21730096), (2, 10865048), (4, 5432524), (8, 2716262), (16, 1358131), (277, 78448), (554, 39224), (1108, 19612), (2216, 9806), (4432, 4903)]