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TIFR Mathematics 2022 | Part A | Question: 14

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Let $m$ be the number of positive integers $n$ such that $1 \leq n \leq 2022$ and such that $n$ has an odd number of (positive integer) divisors. Then $m$ is

  1. $22$
  2. $33$
  3. $44$
  4. $55$
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