Alright, let's work through 9621 times 1791 step by step
9621 × 1791 = 1791 × (9621)
+ 1791 × 1 giving us 1791
+ 1791 × 20 that equals 35820
+ 1791 × 600 giving us 1074600
+ 1791 × 9000 resulting in 16119000

= 17231211
