About the Number

21052642

21052641 ← → 21052643

2進数表記:1010000010011110011100010

漢数字表記:二千百五万二千六百四十二

素因数分解:

2 1 × 13 1 × 101 1 × 8017 1

素因数の和:8133
約数の個数: 16
約数和(自身を含む): 34349112
約数和(自身を除く): 13296470

約数列:
[1, 2, 13, 26, 101, 202, 1313, 2626, 8017, 16034, 104221, 208442, 809717, 1619434, 10526321, 21052642]

約数ペア:
[(1, 21052642), (2, 10526321), (13, 1619434), (26, 809717), (101, 208442), (202, 104221), (1313, 16034), (2626, 8017)]

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