20776497

素因数分解:

$3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{3121}}^1$

素因数の和:3448

約数の個数: 16

約数和(自身を含む): 31769472

約数和(自身を除く): 10992975

約数列:

[1, 3, 7, 21, 317, 951, 2219, 3121, 6657, 9363, 21847, 65541, 989357, 2968071, 6925499, 20776497]

約数ペア:

[(1, 20776497), (3, 6925499), (7, 2968071), (21, 989357), (317, 65541), (951, 21847), (2219, 9363), (3121, 6657)]