21341716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{8221}}^1$

素因数の和:8295

約数の個数: 24

約数和(自身を含む): 41438880

約数和(自身を除く): 20097164

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 8221, 16442, 32884, 90431, 180862, 361724, 485039, 970078, 1940156, 5335429, 10670858, 21341716]

約数ペア:

[(1, 21341716), (2, 10670858), (4, 5335429), (11, 1940156), (22, 970078), (44, 485039), (59, 361724), (118, 180862), (236, 90431), (649, 32884), (1298, 16442), (2596, 8221)]