About the Number

21436480

21436479 ← → 21436481

2進数表記:1010001110001100001000000

漢数字表記:二千百四十三万六千四百八十

素因数分解:

2 6 × 5 1 × 13 1 × 5153 1

素因数の和:5183
約数の個数: 56
約数和(自身を含む): 54982872
約数和(自身を除く): 33546392

約数列:
[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 5153, 10306, 20612, 25765, 41224, 51530, 66989, 82448, 103060, 133978, 164896, 206120, 267956, 329792, 334945, 412240, 535912, 669890, 824480, 1071824, 1339780, 1648960, 2143648, 2679560, 4287296, 5359120, 10718240, 21436480]

約数ペア:
[(1, 21436480), (2, 10718240), (4, 5359120), (5, 4287296), (8, 2679560), (10, 2143648), (13, 1648960), (16, 1339780), (20, 1071824), (26, 824480), (32, 669890), (40, 535912), (52, 412240), (64, 334945), (65, 329792), (80, 267956), (104, 206120), (130, 164896), (160, 133978), (208, 103060), (260, 82448), (320, 66989), (416, 51530), (520, 41224), (832, 25765), (1040, 20612), (2080, 10306), (4160, 5153)]

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