21362556

素因数分解:

$2^2\times 3^1\times {\mathrm{983}}^1\times {\mathrm{1811}}^1$

素因数の和:2801

約数の個数: 24

約数和(自身を含む): 49924224

約数和(自身を除く): 28561668

約数列:

[1, 2, 3, 4, 6, 12, 983, 1811, 1966, 2949, 3622, 3932, 5433, 5898, 7244, 10866, 11796, 21732, 1780213, 3560426, 5340639, 7120852, 10681278, 21362556]

約数ペア:

[(1, 21362556), (2, 10681278), (3, 7120852), (4, 5340639), (6, 3560426), (12, 1780213), (983, 21732), (1811, 11796), (1966, 10866), (2949, 7244), (3622, 5898), (3932, 5433)]