21683506

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{20341}}^1$

素因数の和:20397

約数の個数: 16

約数和(自身を含む): 35883288

約数和(自身を除く): 14199782

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 20341, 40682, 264433, 528866, 833981, 1667962, 10841753, 21683506]

約数ペア:

[(1, 21683506), (2, 10841753), (13, 1667962), (26, 833981), (41, 528866), (82, 264433), (533, 40682), (1066, 20341)]