Why do atoms of a higher atomic number require more neutrons in order to be stable?

Question

So hydrogen can be stable with no neutrons. Helium requires 2 neutrons in order to be most stable, oxygen requires 8, and so on.

So what is it about neutrons that stabilize atoms?

In: 1

Answer 1

You need more glue to hold your magnets together and stop them from pushing each other away.