21494511

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{46829}}^1$

素因数の和:46855

約数の個数: 16

約数和(自身を含む): 33717600

約数和(自身を除く): 12223089

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 46829, 140487, 421461, 796093, 1264383, 2388279, 7164837, 21494511]

約数ペア:

[(1, 21494511), (3, 7164837), (9, 2388279), (17, 1264383), (27, 796093), (51, 421461), (153, 140487), (459, 46829)]