21773170

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{21139}}^1$

素因数の和:21249

約数の個数: 16

約数和(自身を含む): 39574080

約数和(自身を除く): 17800910

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 21139, 42278, 105695, 211390, 2177317, 4354634, 10886585, 21773170]

約数ペア:

[(1, 21773170), (2, 10886585), (5, 4354634), (10, 2177317), (103, 211390), (206, 105695), (515, 42278), (1030, 21139)]