21311364

素因数分解:

$2^2\times 3^1\times {\mathrm{491}}^1\times {\mathrm{3617}}^1$

素因数の和:4115

約数の個数: 24

約数和(自身を含む): 49841568

約数和(自身を除く): 28530204

約数列:

[1, 2, 3, 4, 6, 12, 491, 982, 1473, 1964, 2946, 3617, 5892, 7234, 10851, 14468, 21702, 43404, 1775947, 3551894, 5327841, 7103788, 10655682, 21311364]

約数ペア:

[(1, 21311364), (2, 10655682), (3, 7103788), (4, 5327841), (6, 3551894), (12, 1775947), (491, 43404), (982, 21702), (1473, 14468), (1964, 10851), (2946, 7234), (3617, 5892)]