21144756

素因数分解:

$2^2\times 3^1\times {\mathrm{1289}}^1\times {\mathrm{1367}}^1$

素因数の和:2663

約数の個数: 24

約数和(自身を含む): 49412160

約数和(自身を除く): 28267404

約数列:

[1, 2, 3, 4, 6, 12, 1289, 1367, 2578, 2734, 3867, 4101, 5156, 5468, 7734, 8202, 15468, 16404, 1762063, 3524126, 5286189, 7048252, 10572378, 21144756]

約数ペア:

[(1, 21144756), (2, 10572378), (3, 7048252), (4, 5286189), (6, 3524126), (12, 1762063), (1289, 16404), (1367, 15468), (2578, 8202), (2734, 7734), (3867, 5468), (4101, 5156)]