21000620173

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{1180009}}^1$

素因数の和:1180096

約数の個数: 12

約数和(自身を含む): 23243836980

約数和(自身を除く): 2243216807

約数列:

[1, 13, 37, 481, 1369, 17797, 1180009, 15340117, 43660333, 567584329, 1615432321, 21000620173]

約数ペア:

[(1, 21000620173), (13, 1615432321), (37, 567584329), (481, 43660333), (1369, 15340117), (17797, 1180009)]