21814893

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{47527}}^1$

素因数の和:47553

約数の個数: 16

約数和(自身を含む): 34220160

約数和(自身を除く): 12405267

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 47527, 142581, 427743, 807959, 1283229, 2423877, 7271631, 21814893]

約数ペア:

[(1, 21814893), (3, 7271631), (9, 2423877), (17, 1283229), (27, 807959), (51, 427743), (153, 142581), (459, 47527)]