21290147353

素因数分解:

${\mathrm{17}}^1\times {\mathrm{811}}^1\times {\mathrm{1544219}}^1$

素因数の和:1545047

約数の個数: 8

約数和(自身を含む): 22570319520

約数和(自身を除く): 1280172167

約数列:

[1, 17, 811, 13787, 1544219, 26251723, 1252361609, 21290147353]

約数ペア:

[(1, 21290147353), (17, 1252361609), (811, 26251723), (13787, 1544219)]