Power digit sum

Problem 16

215 = 32768 and the sum of its digits is 3 + 2 + 7 + 6 + 8 = 26.
What is the sum of the digits of the number 21000?
def run():
    power_list = list(str(pow(2, 1000)))
    total = sum(map(int, power_list))
    return total