20799303

素因数分解:

$3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{2939}}^1$

素因数の和:3286

約数の個数: 16

約数和(自身を含む): 31799040

約数和(自身を除く): 10999737

約数列:

[1, 3, 7, 21, 337, 1011, 2359, 2939, 7077, 8817, 20573, 61719, 990443, 2971329, 6933101, 20799303]

約数ペア:

[(1, 20799303), (3, 6933101), (7, 2971329), (21, 990443), (337, 61719), (1011, 20573), (2359, 8817), (2939, 7077)]