About the Number
21034720
2進数表記:1010000001111011011100000
漢数字表記:二千百三万四千七百二十
素因数分解:
素因数の和:2712
約数の個数: 72
約数和(自身を含む): 57829464
約数和(自身を除く): 36794744
約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 2683, 3920, 5366, 7840, 10732, 13415, 18781, 21464, 26830, 37562, 42928, 53660, 75124, 85856, 93905, 107320, 131467, 150248, 187810, 214640, 262934, 300496, 375620, 429280, 525868, 600992, 657335, 751240, 1051736, 1314670, 1502480, 2103472, 2629340, 3004960, 4206944, 5258680, 10517360, 21034720]
約数ペア:
[(1, 21034720), (2, 10517360), (4, 5258680), (5, 4206944), (7, 3004960), (8, 2629340), (10, 2103472), (14, 1502480), (16, 1314670), (20, 1051736), (28, 751240), (32, 657335), (35, 600992), (40, 525868), (49, 429280), (56, 375620), (70, 300496), (80, 262934), (98, 214640), (112, 187810), (140, 150248), (160, 131467), (196, 107320), (224, 93905), (245, 85856), (280, 75124), (392, 53660), (490, 42928), (560, 37562), (784, 26830), (980, 21464), (1120, 18781), (1568, 13415), (1960, 10732), (2683, 7840), (3920, 5366)]このpageの処理時間: 0.003859281539916992 seconds