21281922

素因数分解:

$2^1\times 3^2\times {\mathrm{733}}^1\times {\mathrm{1613}}^1$

素因数の和:2354

約数の個数: 24

約数和(自身を含む): 46202364

約数和(自身を除く): 24920442

約数列:

[1, 2, 3, 6, 9, 18, 733, 1466, 1613, 2199, 3226, 4398, 4839, 6597, 9678, 13194, 14517, 29034, 1182329, 2364658, 3546987, 7093974, 10640961, 21281922]

約数ペア:

[(1, 21281922), (2, 10640961), (3, 7093974), (6, 3546987), (9, 2364658), (18, 1182329), (733, 29034), (1466, 14517), (1613, 13194), (2199, 9678), (3226, 6597), (4398, 4839)]