<|im_start|>system
You are a helpful assistant. You first think about the reasoning process in the mind and then provide the user with the answer. You should try to truely solve the question by yourself without cheating.  <|im_end|>
<|im_start|>user
 What is the least number by which 16800 must be divided to get a certain type of number, if that type of number is a perfect square? Show your work in <think> </think> tags. And return the final answer in <answer> </answer> tags.<|im_end|>
<|im_start|>assistant
Let me solve this step by step.
<think>
user
21
What is the least number by which 16800 must be divided to get a certain type of number, if that type of number is a perfect square?
test