About the Number

21224208

21224207 ← → 21224209

2進数表記:1010000111101101100010000

漢数字表記:二千百二十二万四千二百八

素因数分解:

2 4 × 3 1 × 442171 1

素因数の和:442182
約数の個数: 20
約数和(自身を含む): 54829328
約数和(自身を除く): 33605120

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 442171, 884342, 1326513, 1768684, 2653026, 3537368, 5306052, 7074736, 10612104, 21224208]

約数ペア:
[(1, 21224208), (2, 10612104), (3, 7074736), (4, 5306052), (6, 3537368), (8, 2653026), (12, 1768684), (16, 1326513), (24, 884342), (48, 442171)]

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