About the Number

21126770

21126769 ← → 21126771

2進数表記:1010000100101111001110010

漢数字表記:二千百十二万六千七百七十

素因数分解:

2 1 × 5 1 × 7 1 × 137 1 × 2203 1

素因数の和:2354
約数の個数: 32
約数和(自身を含む): 43797888
約数和(自身を除く): 22671118

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 685, 959, 1370, 1918, 2203, 4406, 4795, 9590, 11015, 15421, 22030, 30842, 77105, 154210, 301811, 603622, 1509055, 2112677, 3018110, 4225354, 10563385, 21126770]

約数ペア:
[(1, 21126770), (2, 10563385), (5, 4225354), (7, 3018110), (10, 2112677), (14, 1509055), (35, 603622), (70, 301811), (137, 154210), (274, 77105), (685, 30842), (959, 22030), (1370, 15421), (1918, 11015), (2203, 9590), (4406, 4795)]

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