21066642

素因数分解:

$2^1\times 3^6\times {\mathrm{14449}}^1$

素因数の和:14469

約数の個数: 28

約数和(自身を含む): 47381550

約数和(自身を除く): 26314908

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 14449, 28898, 43347, 86694, 130041, 260082, 390123, 780246, 1170369, 2340738, 3511107, 7022214, 10533321, 21066642]

約数ペア:

[(1, 21066642), (2, 10533321), (3, 7022214), (6, 3511107), (9, 2340738), (18, 1170369), (27, 780246), (54, 390123), (81, 260082), (162, 130041), (243, 86694), (486, 43347), (729, 28898), (1458, 14449)]