About the Number

2021031138

2021031137 ← → 2021031139

2進数表記:1111000011101100111110011100010

漢数字表記:二十億二千百三万千百三十八

素因数分解:

2 1 × 3 1 × 7 1 × 61 1 × 788849 1

素因数の和:788922
約数の個数: 32
約数和(自身を含む): 4695235200
約数和(自身を除く): 2674204062

約数列:
[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 788849, 1577698, 2366547, 4733094, 5521943, 11043886, 16565829, 33131658, 48119789, 96239578, 144359367, 288718734, 336838523, 673677046, 1010515569, 2021031138]

約数ペア:
[(1, 2021031138), (2, 1010515569), (3, 673677046), (6, 336838523), (7, 288718734), (14, 144359367), (21, 96239578), (42, 48119789), (61, 33131658), (122, 16565829), (183, 11043886), (366, 5521943), (427, 4733094), (854, 2366547), (1281, 1577698), (2562, 788849)]

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