About the Number

21236138

21236137 ← → 21236139

2進数表記:1010001000000100110101010

漢数字表記:二千百二十三万六千百三十八

素因数分解:

2 1 × 7 1 × 11 1 × 73 1 × 1889 1

素因数の和:1982
約数の個数: 32
約数和(自身を含む): 40279680
約数和(自身を除く): 19043542

約数列:
[1, 2, 7, 11, 14, 22, 73, 77, 146, 154, 511, 803, 1022, 1606, 1889, 3778, 5621, 11242, 13223, 20779, 26446, 41558, 137897, 145453, 275794, 290906, 965279, 1516867, 1930558, 3033734, 10618069, 21236138]

約数ペア:
[(1, 21236138), (2, 10618069), (7, 3033734), (11, 1930558), (14, 1516867), (22, 965279), (73, 290906), (77, 275794), (146, 145453), (154, 137897), (511, 41558), (803, 26446), (1022, 20779), (1606, 13223), (1889, 11242), (3778, 5621)]

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