21314713

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3727}}^1$

素因数の和:3796

約数の個数: 16

約数和(自身を含む): 26245120

約数和(自身を除く): 4930407

約数列:

[1, 7, 19, 43, 133, 301, 817, 3727, 5719, 26089, 70813, 160261, 495691, 1121827, 3044959, 21314713]

約数ペア:

[(1, 21314713), (7, 3044959), (19, 1121827), (43, 495691), (133, 160261), (301, 70813), (817, 26089), (3727, 5719)]