21541170063

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{19354151}}^1$

素因数の和:19354214

約数の個数: 16

約数和(自身を含む): 33443974656

約数和(自身を除く): 11902804593

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 19354151, 58062453, 135479057, 406437171, 1025770003, 3077310009, 7180390021, 21541170063]

約数ペア:

[(1, 21541170063), (3, 7180390021), (7, 3077310009), (21, 1025770003), (53, 406437171), (159, 135479057), (371, 58062453), (1113, 19354151)]