The quotient of two natural numbers is 47, and the remainder is 3. The sum of the dividend, divisor, quotient and remainder is 629. What is the divisor?
两个自然数相除商是47，余数是3，被除数，除数，商及余数和等于629，除数是多少．
<gadget id="calculator">629 - 3 - 47 - 3</gadget>
<output>576</output>

<gadget id="calculator">47 + 1</gadget>
<output>48</output>

<gadget id="calculator">576 / 48</gadget>
<output>12</output>

<result>12</result>