숫자 21141680
소인수분해
소인수분해 | 2 * 2 * 2 * 2 * 5 * 7 * 19 * 1987 |
약수 | 1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 1987, 2128, 2660, 3974, 5320, 7948, 9935, 10640, 13909, 15896, 19870, 27818, 31792, 37753, 39740, 55636, 69545, 75506, 79480, 111272, 139090, 151012, 158960, 188765, 222544, 264271, 278180, 302024, 377530, 528542, 556360, 604048, 755060, 1057084, 1112720, 1321355, 1510120, 2114168, 2642710, 3020240, 4228336, 5285420, 10570840, 21141680 |
약수의 개수 | 80 |
약수의 합 | 59162880 |
성질
표기
바이너리 | 1010000101001100010110000 |
8진수 | 120514260 |
16진수 | 14298b0 |