20841093

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25447}}^1$

素因数の和:25473

約数の個数: 24

約数和(自身を含む): 37052288

約数和(自身を除く): 16211195

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 25447, 76341, 178129, 229023, 330811, 534387, 992433, 1603161, 2315677, 2977299, 6947031, 20841093]

約数ペア:

[(1, 20841093), (3, 6947031), (7, 2977299), (9, 2315677), (13, 1603161), (21, 992433), (39, 534387), (63, 330811), (91, 229023), (117, 178129), (273, 76341), (819, 25447)]