When Naughty solved a division calculation problem, he mistakenly regarded the 8 in the divisor as 5. After dividing by 3, the result was 18. So what is the correct divisor?
淘气在解决一道除法计算题时，把被除数十位上的8错看成了5，除以3后，得到的结果是18，那么正确的被除数是多少？
<result>84</result>