21800532

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139747}}^1$

素因数の和:139767

約数の個数: 24

約数和(自身を含む): 54781216

約数和(自身を除く): 32980684

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 139747, 279494, 419241, 558988, 838482, 1676964, 1816711, 3633422, 5450133, 7266844, 10900266, 21800532]

約数ペア:

[(1, 21800532), (2, 10900266), (3, 7266844), (4, 5450133), (6, 3633422), (12, 1816711), (13, 1676964), (26, 838482), (39, 558988), (52, 419241), (78, 279494), (156, 139747)]