lib/numb/perfect_power.rb in numb-0.21.0 vs lib/numb/perfect_power.rb in numb-0.63.0

@@ -1,9 +1,9 @@
 # coding: utf-8
 class Integer
   def perfect_power?
     return false unless self > 0
     return true if self == 1
-    divisors = positive_divisors
+    divisors = self.divisors
     (2..Math.log2(self)).any? { |pow| divisors.any? {|div| (div ** pow) == self} } 
   end
 end