21804506

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{27883}}^1$

素因数の和:27925

約数の個数: 16

約数和(自身を含む): 36137664

約数和(自身を除く): 14333158

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 27883, 55766, 474011, 641309, 948022, 1282618, 10902253, 21804506]

約数ペア:

[(1, 21804506), (2, 10902253), (17, 1282618), (23, 948022), (34, 641309), (46, 474011), (391, 55766), (782, 27883)]