21927423

素因数分解:

$3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{3853}}^1$

素因数の和:4134

約数の個数: 16

約数和(自身を含む): 33545216

約数和(自身を除く): 11617793

約数列:

[1, 3, 7, 21, 271, 813, 1897, 3853, 5691, 11559, 26971, 80913, 1044163, 3132489, 7309141, 21927423]

約数ペア:

[(1, 21927423), (3, 7309141), (7, 3132489), (21, 1044163), (271, 80913), (813, 26971), (1897, 11559), (3853, 5691)]