21943674

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{28351}}^1$

素因数の和:28402

約数の個数: 24

約数和(自身を含む): 48652032

約数和(自身を除く): 26708358

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 28351, 56702, 85053, 170106, 255159, 510318, 1219093, 2438186, 3657279, 7314558, 10971837, 21943674]

約数ペア:

[(1, 21943674), (2, 10971837), (3, 7314558), (6, 3657279), (9, 2438186), (18, 1219093), (43, 510318), (86, 255159), (129, 170106), (258, 85053), (387, 56702), (774, 28351)]