21341224

素因数分解:

$2^3\times {\mathrm{1277}}^1\times {\mathrm{2089}}^1$

素因数の和:3372

約数の個数: 16

約数和(自身を含む): 40065300

約数和(自身を除く): 18724076

約数列:

[1, 2, 4, 8, 1277, 2089, 2554, 4178, 5108, 8356, 10216, 16712, 2667653, 5335306, 10670612, 21341224]

約数ペア:

[(1, 21341224), (2, 10670612), (4, 5335306), (8, 2667653), (1277, 16712), (2089, 10216), (2554, 8356), (4178, 5108)]