2217537

素因数分解:

$3^4\times 7^1\times {\mathrm{3911}}^1$

素因数の和:3930

約数の個数: 20

約数和(自身を含む): 3786816

約数和(自身を除く): 1569279

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3911, 11733, 27377, 35199, 82131, 105597, 246393, 316791, 739179, 2217537]

約数ペア:

[(1, 2217537), (3, 739179), (7, 316791), (9, 246393), (21, 105597), (27, 82131), (63, 35199), (81, 27377), (189, 11733), (567, 3911)]