21073956

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{40841}}^1$

素因数の和:40891

約数の個数: 24

約数和(自身を含む): 50317344

約数和(自身を除く): 29243388

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 40841, 81682, 122523, 163364, 245046, 490092, 1756163, 3512326, 5268489, 7024652, 10536978, 21073956]

約数ペア:

[(1, 21073956), (2, 10536978), (3, 7024652), (4, 5268489), (6, 3512326), (12, 1756163), (43, 490092), (86, 245046), (129, 163364), (172, 122523), (258, 81682), (516, 40841)]