About the Number

21135530

21135529 ← → 21135531

2進数表記:1010000101000000010101010

漢数字表記:二千百十三万五千五百三十

素因数分解:

2 1 × 5 1 × 13 1 × 367 1 × 443 1

素因数の和:830
約数の個数: 32
約数和(自身を含む): 41174784
約数和(自身を除く): 20039254

約数列:
[1, 2, 5, 10, 13, 26, 65, 130, 367, 443, 734, 886, 1835, 2215, 3670, 4430, 4771, 5759, 9542, 11518, 23855, 28795, 47710, 57590, 162581, 325162, 812905, 1625810, 2113553, 4227106, 10567765, 21135530]

約数ペア:
[(1, 21135530), (2, 10567765), (5, 4227106), (10, 2113553), (13, 1625810), (26, 812905), (65, 325162), (130, 162581), (367, 57590), (443, 47710), (734, 28795), (886, 23855), (1835, 11518), (2215, 9542), (3670, 5759), (4430, 4771)]

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