21141021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{1901}}^1$

素因数の和:2252

約数の個数: 16

約数和(自身を含む): 30858048

約数和(自身を除く): 9717027

約数列:

[1, 3, 11, 33, 337, 1011, 1901, 3707, 5703, 11121, 20911, 62733, 640637, 1921911, 7047007, 21141021]

約数ペア:

[(1, 21141021), (3, 7047007), (11, 1921911), (33, 640637), (337, 62733), (1011, 20911), (1901, 11121), (3707, 5703)]