About the Number

21553792

21553791 ← → 21553793

2進数表記:1010010001110001010000000

漢数字表記:二千百五十五万三千七百九十二

素因数分解:

2 7 × 13 1 × 12953 1

素因数の和:12980
約数の個数: 32
約数和(自身を含む): 46245780
約数和(自身を除く): 24691988

約数列:
[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12953, 25906, 51812, 103624, 168389, 207248, 336778, 414496, 673556, 828992, 1347112, 1657984, 2694224, 5388448, 10776896, 21553792]

約数ペア:
[(1, 21553792), (2, 10776896), (4, 5388448), (8, 2694224), (13, 1657984), (16, 1347112), (26, 828992), (32, 673556), (52, 414496), (64, 336778), (104, 207248), (128, 168389), (208, 103624), (416, 51812), (832, 25906), (1664, 12953)]

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