20833323

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{7573}}^1$

素因数の和:7714

約数の個数: 16

約数和(自身を含む): 31992576

約数和(自身を除く): 11159253

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 7573, 22719, 53011, 159033, 992063, 2976189, 6944441, 20833323]

約数ペア:

[(1, 20833323), (3, 6944441), (7, 2976189), (21, 992063), (131, 159033), (393, 53011), (917, 22719), (2751, 7573)]