21536916

素因数分解:

$2^2\times 3^1\times {\mathrm{811}}^1\times {\mathrm{2213}}^1$

素因数の和:3031

約数の個数: 24

約数和(自身を含む): 50337504

約数和(自身を除く): 28800588

約数列:

[1, 2, 3, 4, 6, 12, 811, 1622, 2213, 2433, 3244, 4426, 4866, 6639, 8852, 9732, 13278, 26556, 1794743, 3589486, 5384229, 7178972, 10768458, 21536916]

約数ペア:

[(1, 21536916), (2, 10768458), (3, 7178972), (4, 5384229), (6, 3589486), (12, 1794743), (811, 26556), (1622, 13278), (2213, 9732), (2433, 8852), (3244, 6639), (4426, 4866)]