2109174910

素因数分解:

$2^1\times 5^1\times {\mathrm{9649}}^1\times {\mathrm{21859}}^1$

素因数の和:31515

約数の個数: 16

約数和(自身を含む): 3797082000

約数和(自身を除く): 1687907090

約数列:

[1, 2, 5, 10, 9649, 19298, 21859, 43718, 48245, 96490, 109295, 218590, 210917491, 421834982, 1054587455, 2109174910]

約数ペア:

[(1, 2109174910), (2, 1054587455), (5, 421834982), (10, 210917491), (9649, 218590), (19298, 109295), (21859, 96490), (43718, 48245)]