21522897

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7013}}^1$

素因数の和:7061

約数の個数: 24

約数和(自身を含む): 35013888

約数和(自身を除く): 13490991

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 279, 341, 1023, 3069, 7013, 21039, 63117, 77143, 217403, 231429, 652209, 694287, 1956627, 2391433, 7174299, 21522897]

約数ペア:

[(1, 21522897), (3, 7174299), (9, 2391433), (11, 1956627), (31, 694287), (33, 652209), (93, 231429), (99, 217403), (279, 77143), (341, 63117), (1023, 21039), (3069, 7013)]