About the Number

2021014970

2021014969 ← → 2021014971

2進数表記:1111000011101100011110110111010

漢数字表記:二十億二千百一万四千九百七十

素因数分解:

2 1 × 5 1 × 13 1 × 211 1 × 73679 1

素因数の和:73910
約数の個数: 32
約数和(自身を含む): 3936280320
約数和(自身を除く): 1915265350

約数列:
[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 1055, 2110, 2743, 5486, 13715, 27430, 73679, 147358, 368395, 736790, 957827, 1915654, 4789135, 9578270, 15546269, 31092538, 77731345, 155462690, 202101497, 404202994, 1010507485, 2021014970]

約数ペア:
[(1, 2021014970), (2, 1010507485), (5, 404202994), (10, 202101497), (13, 155462690), (26, 77731345), (65, 31092538), (130, 15546269), (211, 9578270), (422, 4789135), (1055, 1915654), (2110, 957827), (2743, 736790), (5486, 368395), (13715, 147358), (27430, 73679)]

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