21833119

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 27770400

約数和(自身を除く): 5937281

約数列:

[1, 7, 11, 77, 121, 149, 173, 847, 1043, 1211, 1639, 1903, 11473, 13321, 18029, 20933, 25777, 126203, 146531, 180439, 283547, 1984829, 3119017, 21833119]

約数ペア:

[(1, 21833119), (7, 3119017), (11, 1984829), (77, 283547), (121, 180439), (149, 146531), (173, 126203), (847, 25777), (1043, 20933), (1211, 18029), (1639, 13321), (1903, 11473)]