숫자 21687920
소인수분해
소인수분해 | 2 * 2 * 2 * 2 * 5 * 17 * 37 * 431 |
약수 | 1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 296, 340, 370, 431, 592, 629, 680, 740, 862, 1258, 1360, 1480, 1724, 2155, 2516, 2960, 3145, 3448, 4310, 5032, 6290, 6896, 7327, 8620, 10064, 12580, 14654, 15947, 17240, 25160, 29308, 31894, 34480, 36635, 50320, 58616, 63788, 73270, 79735, 117232, 127576, 146540, 159470, 255152, 271099, 293080, 318940, 542198, 586160, 637880, 1084396, 1275760, 1355495, 2168792, 2710990, 4337584, 5421980, 10843960, 21687920 |
약수의 개수 | 80 |
약수의 합 | 54960768 |
성질
표기
바이너리 | 1010010101110111001110000 |
8진수 | 122567160 |
16진수 | 14aee70 |