About the Number

201604421

201604420 ← → 201604422

2進数表記:1100000001000011110101000101

漢数字表記:二億百六十万四千四百二十一

素因数分解:

19 2 × 41 1 × 53 1 × 257 1

素因数の和:389
約数の個数: 24
約数和(自身を含む): 222939864
約数和(自身を除く): 21335443

約数列:
[1, 19, 41, 53, 257, 361, 779, 1007, 2173, 4883, 10537, 13621, 14801, 19133, 41287, 92777, 200203, 258799, 558461, 784453, 3803857, 4917181, 10610759, 201604421]

約数ペア:
[(1, 201604421), (19, 10610759), (41, 4917181), (53, 3803857), (257, 784453), (361, 558461), (779, 258799), (1007, 200203), (2173, 92777), (4883, 41287), (10537, 19133), (13621, 14801)]

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