21004623

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{8741}}^1$

素因数の和:8839

約数の個数: 16

約数和(自身を含む): 31471200

約数和(自身を除く): 10466577

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 8741, 26223, 78669, 236007, 777949, 2333847, 7001541, 21004623]

約数ペア:

[(1, 21004623), (3, 7001541), (9, 2333847), (27, 777949), (89, 236007), (267, 78669), (801, 26223), (2403, 8741)]