21161316

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{160313}}^1$

素因数の和:160331

約数の個数: 24

約数和(自身を含む): 53865504

約数和(自身を除く): 32704188

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 160313, 320626, 480939, 641252, 961878, 1763443, 1923756, 3526886, 5290329, 7053772, 10580658, 21161316]

約数ペア:

[(1, 21161316), (2, 10580658), (3, 7053772), (4, 5290329), (6, 3526886), (11, 1923756), (12, 1763443), (22, 961878), (33, 641252), (44, 480939), (66, 320626), (132, 160313)]