About the Number

213888

213887 ← → 213889

2進数表記:110100001110000000

漢数字表記:二十一万三千八百八十八

素因数分解:

2 7 × 3 1 × 557 1

素因数の和:574
約数の個数: 32
約数和(自身を含む): 569160
約数和(自身を除く): 355272

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 557, 1114, 1671, 2228, 3342, 4456, 6684, 8912, 13368, 17824, 26736, 35648, 53472, 71296, 106944, 213888]

約数ペア:
[(1, 213888), (2, 106944), (3, 71296), (4, 53472), (6, 35648), (8, 26736), (12, 17824), (16, 13368), (24, 8912), (32, 6684), (48, 4456), (64, 3342), (96, 2228), (128, 1671), (192, 1114), (384, 557)]

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