21314111

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 27054720

約数和(自身を除く): 5740609

約数列:

[1, 7, 13, 43, 91, 169, 301, 419, 559, 1183, 2933, 3913, 5447, 7267, 18017, 38129, 50869, 70811, 126119, 234221, 495677, 1639547, 3044873, 21314111]

約数ペア:

[(1, 21314111), (7, 3044873), (13, 1639547), (43, 495677), (91, 234221), (169, 126119), (301, 70811), (419, 50869), (559, 38129), (1183, 18017), (2933, 7267), (3913, 5447)]