숫자 21115890
소인수분해
소인수분해 | 2 * 3 * 3 * 3 * 3 * 5 * 131 * 199 |
약수 | 1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 131, 135, 162, 199, 262, 270, 393, 398, 405, 597, 655, 786, 810, 995, 1179, 1194, 1310, 1791, 1965, 1990, 2358, 2985, 3537, 3582, 3930, 5373, 5895, 5970, 7074, 8955, 10611, 10746, 11790, 16119, 17685, 17910, 21222, 26069, 26865, 32238, 35370, 52138, 53055, 53730, 78207, 80595, 106110, 130345, 156414, 161190, 234621, 260690, 391035, 469242, 703863, 782070, 1173105, 1407726, 2111589, 2346210, 3519315, 4223178, 7038630, 10557945, 21115890 |
약수의 개수 | 80 |
약수의 합 | 57499200 |
성질
표기
바이너리 | 1010000100011001111110010 |
8진수 | 120431762 |
16진수 | 14233f2 |