About the Number

10021385

10021384 ← → 10021386

2進数表記:100110001110101000001001

漢数字表記:千二万千三百八十五

素因数分解:

5 1 × 11 1 × 29 1 × 61 1 × 103 1

素因数の和:209
約数の個数: 32
約数和(自身を含む): 13927680
約数和(自身を除く): 3906295

約数列:
[1, 5, 11, 29, 55, 61, 103, 145, 305, 319, 515, 671, 1133, 1595, 1769, 2987, 3355, 5665, 6283, 8845, 14935, 19459, 31415, 32857, 69113, 97295, 164285, 182207, 345565, 911035, 2004277, 10021385]

約数ペア:
[(1, 10021385), (5, 2004277), (11, 911035), (29, 345565), (55, 182207), (61, 164285), (103, 97295), (145, 69113), (305, 32857), (319, 31415), (515, 19459), (671, 14935), (1133, 8845), (1595, 6283), (1769, 5665), (2987, 3355)]

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