About the Number

2131100

2131099 ← → 2131101

2進数表記:1000001000010010011100

漢数字表記:二百十三万千百

素因数分解:

2 2 × 5 2 × 101 1 × 211 1

素因数の和:326
約数の個数: 36
約数和(自身を含む): 4692408
約数和(自身を除く): 2561308

約数列:
[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 211, 404, 422, 505, 844, 1010, 1055, 2020, 2110, 2525, 4220, 5050, 5275, 10100, 10550, 21100, 21311, 42622, 85244, 106555, 213110, 426220, 532775, 1065550, 2131100]

約数ペア:
[(1, 2131100), (2, 1065550), (4, 532775), (5, 426220), (10, 213110), (20, 106555), (25, 85244), (50, 42622), (100, 21311), (101, 21100), (202, 10550), (211, 10100), (404, 5275), (422, 5050), (505, 4220), (844, 2525), (1010, 2110), (1055, 2020)]

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