About the Number
21530520
2進数表記:1010010001000011110011000
漢数字表記:二千百五十三万五百二十
素因数分解:
素因数の和:5465
約数の個数: 96
約数和(自身を含む): 76349520
約数和(自身を除く): 54819000
約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 5437, 10874, 16311, 21748, 27185, 32622, 43496, 48933, 54370, 59807, 65244, 81555, 97866, 108740, 119614, 130488, 163110, 179421, 195732, 217480, 239228, 244665, 299035, 326220, 358842, 391464, 478456, 489330, 538263, 598070, 652440, 717684, 897105, 978660, 1076526, 1196140, 1435368, 1794210, 1957320, 2153052, 2392280, 2691315, 3588420, 4306104, 5382630, 7176840, 10765260, 21530520]
約数ペア:
[(1, 21530520), (2, 10765260), (3, 7176840), (4, 5382630), (5, 4306104), (6, 3588420), (8, 2691315), (9, 2392280), (10, 2153052), (11, 1957320), (12, 1794210), (15, 1435368), (18, 1196140), (20, 1076526), (22, 978660), (24, 897105), (30, 717684), (33, 652440), (36, 598070), (40, 538263), (44, 489330), (45, 478456), (55, 391464), (60, 358842), (66, 326220), (72, 299035), (88, 244665), (90, 239228), (99, 217480), (110, 195732), (120, 179421), (132, 163110), (165, 130488), (180, 119614), (198, 108740), (220, 97866), (264, 81555), (330, 65244), (360, 59807), (396, 54370), (440, 48933), (495, 43496), (660, 32622), (792, 27185), (990, 21748), (1320, 16311), (1980, 10874), (3960, 5437)]このpageの処理時間: 0.00716400146484375 seconds