When two numbers are divided, the quotient is 6, the remainder is 28, and the dividend is 286. What is the method of calculating the divisor?
两个数相除，商是6，余数是28，被除数是286，计算除数的方法是多少
<gadget id="calculator">286 - 28</gadget>
<output>258</output>

<gadget id="calculator">258 / 6</gadget>
<output>43</output>

<result>43</result>