Is 12 a perfect number?

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  1. #subset
  2. #polygon
  3. #sublime
  4. #number
  5. #there
  6. #semiperfect
  7. #since
  8. #divisors
  9. #proper
  10. #excluded
  11. #sided
  12. #perfect
  13. #dodecagon
  14. #twelve