21967884

素因数分解:

$2^2\times 3^2\times {\mathrm{610219}}^1$

素因数の和:610229

約数の個数: 18

約数和(自身を含む): 55530020

約数和(自身を除く): 33562136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 610219, 1220438, 1830657, 2440876, 3661314, 5491971, 7322628, 10983942, 21967884]

約数ペア:

[(1, 21967884), (2, 10983942), (3, 7322628), (4, 5491971), (6, 3661314), (9, 2440876), (12, 1830657), (18, 1220438), (36, 610219)]