求所有整数1到N的最大奇数除数之和

def sum_of_max_odd_divisors(N):
    total_sum = 0
    for num in range(1, N+1, 2):  # 遍历所有奇数
        max_odd_divisor = num
        for divisor in range(num, 0, -2):  # 找到最大奇数除数
            if num % divisor == 0:
                max_odd_divisor = divisor
                break
        total_sum += max_odd_divisor  # 累加最大奇数除数
    return total_sum

N = 10
result = sum_of_max_odd_divisors(N)
print("最大奇数除数之和为:", result)

最大奇数除数之和为: 21