21091588

素因数分解:

$2^2\times 7^1\times {\mathrm{467}}^1\times {\mathrm{1613}}^1$

素因数の和:2091

約数の個数: 24

約数和(自身を含む): 42299712

約数和(自身を除く): 21208124

約数列:

[1, 2, 4, 7, 14, 28, 467, 934, 1613, 1868, 3226, 3269, 6452, 6538, 11291, 13076, 22582, 45164, 753271, 1506542, 3013084, 5272897, 10545794, 21091588]

約数ペア:

[(1, 21091588), (2, 10545794), (4, 5272897), (7, 3013084), (14, 1506542), (28, 753271), (467, 45164), (934, 22582), (1613, 13076), (1868, 11291), (3226, 6538), (3269, 6452)]