21902854

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2417}}^1$

素因数の和:2639

約数の個数: 16

約数和(自身を含む): 34471008

約数和(自身を除く): 12568154

約数列:

[1, 2, 23, 46, 197, 394, 2417, 4531, 4834, 9062, 55591, 111182, 476149, 952298, 10951427, 21902854]

約数ペア:

[(1, 21902854), (2, 10951427), (23, 952298), (46, 476149), (197, 111182), (394, 55591), (2417, 9062), (4531, 4834)]