21044133

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6857}}^1$

素因数の和:6905

約数の個数: 24

約数和(自身を含む): 34235136

約数和(自身を除く): 13191003

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 279, 341, 1023, 3069, 6857, 20571, 61713, 75427, 212567, 226281, 637701, 678843, 1913103, 2338237, 7014711, 21044133]

約数ペア:

[(1, 21044133), (3, 7014711), (9, 2338237), (11, 1913103), (31, 678843), (33, 637701), (93, 226281), (99, 212567), (279, 75427), (341, 61713), (1023, 20571), (3069, 6857)]