1621811802

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{20792459}}^1$

素因数の和:20792477

約数の個数: 16

約数和(自身を含む): 3493133280

約数和(自身を除く): 1871321478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 20792459, 41584918, 62377377, 124754754, 270301967, 540603934, 810905901, 1621811802]

約数ペア:

[(1, 1621811802), (2, 810905901), (3, 540603934), (6, 270301967), (13, 124754754), (26, 62377377), (39, 41584918), (78, 20792459)]