Problem C

Divisors and Number

Your friend Cael always likes challenging you. One challenge is
called “*Divisors and Number*”. Cael will tell you certain facts
about the divisors of a number and then challenge you to find the
number. Here is Cael’s challenge.

“I am looking for a positive integer with exactly eight positive divisors, two of which are \(21\) and \(33\).”

Determine Cael’s number.

**Theme: **Number Sense