21236026

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89227}}^1$

素因数の和:89253

約数の個数: 16

約数和(自身を含む): 38546496

約数和(自身を除く): 17310470

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 89227, 178454, 624589, 1249178, 1516859, 3033718, 10618013, 21236026]

約数ペア:

[(1, 21236026), (2, 10618013), (7, 3033718), (14, 1516859), (17, 1249178), (34, 624589), (119, 178454), (238, 89227)]