21938829

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{3673}}^1$

素因数の和:3868

約数の個数: 16

約数和(自身を含む): 32096064

約数和(自身を除く): 10157235

約数列:

[1, 3, 11, 33, 181, 543, 1991, 3673, 5973, 11019, 40403, 121209, 664813, 1994439, 7312943, 21938829]

約数ペア:

[(1, 21938829), (3, 7312943), (11, 1994439), (33, 664813), (181, 121209), (543, 40403), (1991, 11019), (3673, 5973)]