21164583

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1231}}^1$

素因数の和:1766

約数の個数: 16

約数和(自身を含む): 30868992

約数和(自身を除く): 9704409

約数列:

[1, 3, 11, 33, 521, 1231, 1563, 3693, 5731, 13541, 17193, 40623, 641351, 1924053, 7054861, 21164583]

約数ペア:

[(1, 21164583), (3, 7054861), (11, 1924053), (33, 641351), (521, 40623), (1231, 17193), (1563, 13541), (3693, 5731)]