20682291

素因数分解:

$3^1\times 7^1\times {\mathrm{877}}^1\times {\mathrm{1123}}^1$

素因数の和:2010

約数の個数: 16

約数和(自身を含む): 31579904

約数和(自身を除く): 10897613

約数列:

[1, 3, 7, 21, 877, 1123, 2631, 3369, 6139, 7861, 18417, 23583, 984871, 2954613, 6894097, 20682291]

約数ペア:

[(1, 20682291), (3, 6894097), (7, 2954613), (21, 984871), (877, 23583), (1123, 18417), (2631, 7861), (3369, 6139)]