21346039

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1321}}^1$

素因数の和:1458

約数の個数: 16

約数和(自身を含む): 25318944

約数和(自身を除く): 3972905

約数列:

[1, 11, 13, 113, 143, 1243, 1321, 1469, 14531, 16159, 17173, 149273, 188903, 1642003, 1940549, 21346039]

約数ペア:

[(1, 21346039), (11, 1940549), (13, 1642003), (113, 188903), (143, 149273), (1243, 17173), (1321, 16159), (1469, 14531)]