21730329

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{9043}}^1$

素因数の和:9141

約数の個数: 16

約数和(自身を含む): 32558400

約数和(自身を除く): 10828071

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 9043, 27129, 81387, 244161, 804827, 2414481, 7243443, 21730329]

約数ペア:

[(1, 21730329), (3, 7243443), (9, 2414481), (27, 804827), (89, 244161), (267, 81387), (801, 27129), (2403, 9043)]