21071692

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{169933}}^1$

素因数の和:169968

約数の個数: 12

約数和(自身を含む): 38065216

約数和(自身を除く): 16993524

約数列:

[1, 2, 4, 31, 62, 124, 169933, 339866, 679732, 5267923, 10535846, 21071692]

約数ペア:

[(1, 21071692), (2, 10535846), (4, 5267923), (31, 679732), (62, 339866), (124, 169933)]