12423537

素因数分解:

$3^4\times 7^1\times {\mathrm{21911}}^1$

素因数の和:21930

約数の個数: 20

約数和(自身を含む): 21210816

約数和(自身を除く): 8787279

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 21911, 65733, 153377, 197199, 460131, 591597, 1380393, 1774791, 4141179, 12423537]

約数ペア:

[(1, 12423537), (3, 4141179), (7, 1774791), (9, 1380393), (21, 591597), (27, 460131), (63, 197199), (81, 153377), (189, 65733), (567, 21911)]