3. Afanti helps the tenant farmer to claim wages from the landlord. To make it difficult for Afanti, the landlord proposes a requirement: for every integer $n$ greater than 1921 that makes $\frac{n-1921}{2021-n}$ a natural number, he will give 1 gold bar as wages. How many gold bars can Afanti claim for the tenant farmer at most? $\qquad$
$8$