21358887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{733}}^1\times {\mathrm{883}}^1$

素因数の和:1630

約数の個数: 16

約数和(自身を含む): 31145088

約数和(自身を除く): 9786201

約数列:

[1, 3, 11, 33, 733, 883, 2199, 2649, 8063, 9713, 24189, 29139, 647239, 1941717, 7119629, 21358887]

約数ペア:

[(1, 21358887), (3, 7119629), (11, 1941717), (33, 647239), (733, 29139), (883, 24189), (2199, 9713), (2649, 8063)]