20612697

素因数分解:

$3^1\times 7^1\times {\mathrm{751}}^1\times {\mathrm{1307}}^1$

素因数の和:2068

約数の個数: 16

約数和(自身を含む): 31475712

約数和(自身を除く): 10863015

約数列:

[1, 3, 7, 21, 751, 1307, 2253, 3921, 5257, 9149, 15771, 27447, 981557, 2944671, 6870899, 20612697]

約数ペア:

[(1, 20612697), (3, 6870899), (7, 2944671), (21, 981557), (751, 27447), (1307, 15771), (2253, 9149), (3921, 5257)]