21725898

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{212999}}^1$

素因数の和:213021

約数の個数: 16

約数和(自身を含む): 46008000

約数和(自身を除く): 24282102

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 212999, 425998, 638997, 1277994, 3620983, 7241966, 10862949, 21725898]

約数ペア:

[(1, 21725898), (2, 10862949), (3, 7241966), (6, 3620983), (17, 1277994), (34, 638997), (51, 425998), (102, 212999)]