21335949

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{863}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 32078592

約数和(自身を除く): 10742643

約数列:

[1, 3, 9, 41, 67, 123, 201, 369, 603, 863, 2589, 2747, 7767, 8241, 24723, 35383, 57821, 106149, 173463, 318447, 520389, 2370661, 7111983, 21335949]

約数ペア:

[(1, 21335949), (3, 7111983), (9, 2370661), (41, 520389), (67, 318447), (123, 173463), (201, 106149), (369, 57821), (603, 35383), (863, 24723), (2589, 8241), (2747, 7767)]