21137316

素因数分解:

$2^2\times 3^1\times {\mathrm{277}}^1\times {\mathrm{6359}}^1$

素因数の和:6643

約数の個数: 24

約数和(自身を含む): 49506240

約数和(自身を除く): 28368924

約数列:

[1, 2, 3, 4, 6, 12, 277, 554, 831, 1108, 1662, 3324, 6359, 12718, 19077, 25436, 38154, 76308, 1761443, 3522886, 5284329, 7045772, 10568658, 21137316]

約数ペア:

[(1, 21137316), (2, 10568658), (3, 7045772), (4, 5284329), (6, 3522886), (12, 1761443), (277, 76308), (554, 38154), (831, 25436), (1108, 19077), (1662, 12718), (3324, 6359)]