21489198

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{43151}}^1$

素因数の和:43239

約数の個数: 16

約数和(自身を含む): 43497216

約数和(自身を除く): 22008018

約数列:

[1, 2, 3, 6, 83, 166, 249, 498, 43151, 86302, 129453, 258906, 3581533, 7163066, 10744599, 21489198]

約数ペア:

[(1, 21489198), (2, 10744599), (3, 7163066), (6, 3581533), (83, 258906), (166, 129453), (249, 86302), (498, 43151)]