숫자 21204720
소인수분해
소인수분해 | 2 * 2 * 2 * 2 * 3 * 3 * 3 * 5 * 9817 |
약수 | 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9817, 19634, 29451, 39268, 49085, 58902, 78536, 88353, 98170, 117804, 147255, 157072, 176706, 196340, 235608, 265059, 294510, 353412, 392680, 441765, 471216, 530118, 589020, 706824, 785360, 883530, 1060236, 1178040, 1325295, 1413648, 1767060, 2120472, 2356080, 2650590, 3534120, 4240944, 5301180, 7068240, 10602360, 21204720 |
약수의 개수 | 80 |
약수의 합 | 73045920 |
성질
표기
바이너리 | 1010000111000111011110000 |
8진수 | 120707360 |
16진수 | 1438ef0 |