2000 Gauss 7 Problem 14

The area of a rectangle is 12 square metres. The lengths of the sides, in metres, are whole numbers. The greatest possible perimeter (in metres) is

\textbf{(A)}\ 14\quad \textbf{(B)}\ 16\quad \textbf{(C)}\ 12\quad \textbf{(D)}\ 24\quad \textbf{(E)}\ 26

If there are no answer choices shown, enter a numerical answer.

Full credit to this problem is given to the CEMC, you may view all Gauss contests here.