21703023

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 32247072

約数和(自身を除く): 10544049

約数列:

[1, 3, 9, 53, 159, 173, 263, 477, 519, 789, 1557, 2367, 9169, 13939, 27507, 41817, 45499, 82521, 125451, 136497, 409491, 2411447, 7234341, 21703023]

約数ペア:

[(1, 21703023), (3, 7234341), (9, 2411447), (53, 409491), (159, 136497), (173, 125451), (263, 82521), (477, 45499), (519, 41817), (789, 27507), (1557, 13939), (2367, 9169)]