If n = 3^4 – 2^4 which of the following is NOT…

If n = 3^4 – 2^4 which of the following is NOT a factor of n?

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #57475