21684372

素因数分解:

$2^2\times 3^1\times {\mathrm{971}}^1\times {\mathrm{1861}}^1$

素因数の和:2839

約数の個数: 24

約数和(自身を含む): 50676192

約数和(自身を除く): 28991820

約数列:

[1, 2, 3, 4, 6, 12, 971, 1861, 1942, 2913, 3722, 3884, 5583, 5826, 7444, 11166, 11652, 22332, 1807031, 3614062, 5421093, 7228124, 10842186, 21684372]

約数ペア:

[(1, 21684372), (2, 10842186), (3, 7228124), (4, 5421093), (6, 3614062), (12, 1807031), (971, 22332), (1861, 11652), (1942, 11166), (2913, 7444), (3722, 5826), (3884, 5583)]