21071987148

素因数分解:

$2^2\times 3^1\times {\mathrm{1755998929}}^1$

素因数の和:1755998936

約数の個数: 12

約数和(自身を含む): 49167970040

約数和(自身を除く): 28095982892

約数列:

[1, 2, 3, 4, 6, 12, 1755998929, 3511997858, 5267996787, 7023995716, 10535993574, 21071987148]

約数ペア:

[(1, 21071987148), (2, 10535993574), (3, 7023995716), (4, 5267996787), (6, 3511997858), (12, 1755998929)]