21439244

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{3061}}^1$

素因数の和:3185

約数の個数: 24

約数和(自身を含む): 40124448

約数和(自身を除く): 18685204

約数列:

[1, 2, 4, 17, 34, 68, 103, 206, 412, 1751, 3061, 3502, 6122, 7004, 12244, 52037, 104074, 208148, 315283, 630566, 1261132, 5359811, 10719622, 21439244]

約数ペア:

[(1, 21439244), (2, 10719622), (4, 5359811), (17, 1261132), (34, 630566), (68, 315283), (103, 208148), (206, 104074), (412, 52037), (1751, 12244), (3061, 7004), (3502, 6122)]