21331162

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{1279}}^1$

素因数の和:1581

約数の個数: 16

約数和(自身を含む): 33177600

約数和(自身を除く): 11846438

約数列:

[1, 2, 31, 62, 269, 538, 1279, 2558, 8339, 16678, 39649, 79298, 344051, 688102, 10665581, 21331162]

約数ペア:

[(1, 21331162), (2, 10665581), (31, 688102), (62, 344051), (269, 79298), (538, 39649), (1279, 16678), (2558, 8339)]