About the Number

21127244

21127243 ← → 21127245

2進数表記:1010000100110000001001100

漢数字表記:二千百十二万七千二百四十四

素因数分解:

2 2 × 31 1 × 67 1 × 2543 1

素因数の和:2645
約数の個数: 24
約数和(自身を含む): 38750208
約数和(自身を除く): 17622964

約数列:
[1, 2, 4, 31, 62, 67, 124, 134, 268, 2077, 2543, 4154, 5086, 8308, 10172, 78833, 157666, 170381, 315332, 340762, 681524, 5281811, 10563622, 21127244]

約数ペア:
[(1, 21127244), (2, 10563622), (4, 5281811), (31, 681524), (62, 340762), (67, 315332), (124, 170381), (134, 157666), (268, 78833), (2077, 10172), (2543, 8308), (4154, 5086)]

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