21553788

素因数分解:

$2^2\times 3^1\times {\mathrm{97}}^1\times {\mathrm{18517}}^1$

素因数の和:18621

約数の個数: 24

約数和(自身を含む): 50813392

約数和(自身を除く): 29259604

約数列:

[1, 2, 3, 4, 6, 12, 97, 194, 291, 388, 582, 1164, 18517, 37034, 55551, 74068, 111102, 222204, 1796149, 3592298, 5388447, 7184596, 10776894, 21553788]

約数ペア:

[(1, 21553788), (2, 10776894), (3, 7184596), (4, 5388447), (6, 3592298), (12, 1796149), (97, 222204), (194, 111102), (291, 74068), (388, 55551), (582, 37034), (1164, 18517)]