2



216



2



108



2



54



3



27



3



9



3



3




1



216 = 2 × 2 × 2 × 3 × 3 × 3


2



64



2



32



2



16



2



8



2



4



2



2




1



64 = 2 × 2 × 2 × 2 × 2 × 2


=




7
1