20932443

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7727}}^1$

素因数の和:7783

約数の個数: 24

約数和(自身を含む): 35363328

約数和(自身を除く): 14430885

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 7727, 23181, 54089, 69543, 162267, 332261, 486801, 996783, 2325827, 2990349, 6977481, 20932443]

約数ペア:

[(1, 20932443), (3, 6977481), (7, 2990349), (9, 2325827), (21, 996783), (43, 486801), (63, 332261), (129, 162267), (301, 69543), (387, 54089), (903, 23181), (2709, 7727)]