How many positive divisors does 24 have?
Answer and explanation
Correct answer: D. 8
- Step 1: 24 = 2^3 × 3^1. Step 2. Number of divisors = (3 + 1)(1 + 1) = 8. Answer: 8. Why not the others: 3 is what you get if you multiply the exponents. 4 is what you get if you add the exponents. 9 is what you get if you count one extra divisor.
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