21687594

素因数分解:

$2^1\times 3^1\times {\mathrm{641}}^1\times {\mathrm{5639}}^1$

素因数の和:6285

約数の個数: 16

約数和(自身を含む): 43450560

約数和(自身を除く): 21762966

約数列:

[1, 2, 3, 6, 641, 1282, 1923, 3846, 5639, 11278, 16917, 33834, 3614599, 7229198, 10843797, 21687594]

約数ペア:

[(1, 21687594), (2, 10843797), (3, 7229198), (6, 3614599), (641, 33834), (1282, 16917), (1923, 11278), (3846, 5639)]