About the Number

21141728

21141727 ← → 21141729

2進数表記:1010000101001100011100000

漢数字表記:二千百十四万千七百二十八

素因数分解:

2 5 × 47 1 × 14057 1

素因数の和:14114
約数の個数: 24
約数和(自身を含む): 42511392
約数和(自身を除く): 21369664

約数列:
[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 752, 1504, 14057, 28114, 56228, 112456, 224912, 449824, 660679, 1321358, 2642716, 5285432, 10570864, 21141728]

約数ペア:
[(1, 21141728), (2, 10570864), (4, 5285432), (8, 2642716), (16, 1321358), (32, 660679), (47, 449824), (94, 224912), (188, 112456), (376, 56228), (752, 28114), (1504, 14057)]

このpageの処理時間: 0.004258632659912109 seconds