About the Number

2138693721

2138693720 ← → 2138693722

2進数表記:1111111011110011110000001011001

漢数字表記:二十一億三千八百六十九万三千七百二十一

素因数分解:

3 1 × 17 1 × 37 1 × 157 1 × 7219 1

素因数の和:7433
約数の個数: 32
約数和(自身を含む): 3121119360
約数和(自身を除く): 982425639

約数列:
[1, 3, 17, 37, 51, 111, 157, 471, 629, 1887, 2669, 5809, 7219, 8007, 17427, 21657, 98753, 122723, 267103, 296259, 368169, 801309, 1133383, 3400149, 4540751, 13622253, 19267511, 41935171, 57802533, 125805513, 712897907, 2138693721]

約数ペア:
[(1, 2138693721), (3, 712897907), (17, 125805513), (37, 57802533), (51, 41935171), (111, 19267511), (157, 13622253), (471, 4540751), (629, 3400149), (1887, 1133383), (2669, 801309), (5809, 368169), (7219, 296259), (8007, 267103), (17427, 122723), (21657, 98753)]

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