21114346

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{25939}}^1$

素因数の和:25989

約数の個数: 16

約数和(自身を含む): 35485920

約数和(自身を除く): 14371574

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 25939, 51878, 285329, 570658, 959743, 1919486, 10557173, 21114346]

約数ペア:

[(1, 21114346), (2, 10557173), (11, 1919486), (22, 959743), (37, 570658), (74, 285329), (407, 51878), (814, 25939)]