21851316

素因数分解:

$2^2\times 3^3\times {\mathrm{202327}}^1$

素因数の和:202340

約数の個数: 24

約数和(自身を含む): 56651840

約数和(自身を除く): 34800524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 202327, 404654, 606981, 809308, 1213962, 1820943, 2427924, 3641886, 5462829, 7283772, 10925658, 21851316]

約数ペア:

[(1, 21851316), (2, 10925658), (3, 7283772), (4, 5462829), (6, 3641886), (9, 2427924), (12, 1820943), (18, 1213962), (27, 809308), (36, 606981), (54, 404654), (108, 202327)]