21112773

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9011}}^1$

素因数の和:9096

約数の個数: 16

約数和(自身を含む): 31145472

約数和(自身を除く): 10032699

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 9011, 27033, 99121, 297363, 639781, 1919343, 7037591, 21112773]

約数ペア:

[(1, 21112773), (3, 7037591), (11, 1919343), (33, 639781), (71, 297363), (213, 99121), (781, 27033), (2343, 9011)]