21884463

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 32624592

約数和(自身を除く): 10740129

約数列:

[1, 3, 9, 43, 129, 193, 293, 387, 579, 879, 1737, 2637, 8299, 12599, 24897, 37797, 56549, 74691, 113391, 169647, 508941, 2431607, 7294821, 21884463]

約数ペア:

[(1, 21884463), (3, 7294821), (9, 2431607), (43, 508941), (129, 169647), (193, 113391), (293, 74691), (387, 56549), (579, 37797), (879, 24897), (1737, 12599), (2637, 8299)]