21036081

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{1709}}^1$

素因数の和:2096

約数の個数: 16

約数和(自身を含む): 30697920

約数和(自身を除く): 9661839

約数列:

[1, 3, 11, 33, 373, 1119, 1709, 4103, 5127, 12309, 18799, 56397, 637457, 1912371, 7012027, 21036081]

約数ペア:

[(1, 21036081), (3, 7012027), (11, 1912371), (33, 637457), (373, 56397), (1119, 18799), (1709, 12309), (4103, 5127)]