2100085990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12353447}}^1$

素因数の和:12353471

約数の個数: 16

約数和(自身を含む): 4002517152

約数和(自身を除く): 1902431162

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 12353447, 24706894, 61767235, 123534470, 210008599, 420017198, 1050042995, 2100085990]

約数ペア:

[(1, 2100085990), (2, 1050042995), (5, 420017198), (10, 210008599), (17, 123534470), (34, 61767235), (85, 24706894), (170, 12353447)]