About the Number

21231100

21231099 ← → 21231101

2進数表記:1010000111111010111111100

漢数字表記:二千百二十三万千百

素因数分解:

2 2 × 5 2 × 11 1 × 19301 1

素因数の和:19326
約数の個数: 36
約数和(自身を含む): 50262408
約数和(自身を除く): 29031308

約数列:
[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 19301, 38602, 77204, 96505, 193010, 212311, 386020, 424622, 482525, 849244, 965050, 1061555, 1930100, 2123110, 4246220, 5307775, 10615550, 21231100]

約数ペア:
[(1, 21231100), (2, 10615550), (4, 5307775), (5, 4246220), (10, 2123110), (11, 1930100), (20, 1061555), (22, 965050), (25, 849244), (44, 482525), (50, 424622), (55, 386020), (100, 212311), (110, 193010), (220, 96505), (275, 77204), (550, 38602), (1100, 19301)]

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