숫자 21151760
소인수분해
소인수분해 | 2 * 2 * 2 * 2 * 5 * 7 * 107 * 353 |
약수 | 1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 280, 353, 428, 535, 560, 706, 749, 856, 1070, 1412, 1498, 1712, 1765, 2140, 2471, 2824, 2996, 3530, 3745, 4280, 4942, 5648, 5992, 7060, 7490, 8560, 9884, 11984, 12355, 14120, 14980, 19768, 24710, 28240, 29960, 37771, 39536, 49420, 59920, 75542, 98840, 151084, 188855, 197680, 264397, 302168, 377710, 528794, 604336, 755420, 1057588, 1321985, 1510840, 2115176, 2643970, 3021680, 4230352, 5287940, 10575880, 21151760 |
약수의 개수 | 80 |
약수의 합 | 56889216 |
성질
표기
바이너리 | 1010000101100000000010000 |
8진수 | 120540020 |
16진수 | 142c010 |