Find the Prime Factorization 126

$126$

Step 1

$126$ has factors of $2$ and $63$ .

$2 \cdot 63$

Step 2

$63$ has factors of $3$ and $21$ .

$2 \cdot 3 \cdot 21$

Step 3

$21$ has factors of $3$ and $7$ .

$2 \cdot 3 \cdot 3 \cdot 7$