21316023

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1055

約数の個数: 24

約数和(自身を含む): 32091696

約数和(自身を除く): 10775673

約数列:

[1, 3, 9, 41, 61, 123, 183, 369, 549, 947, 2501, 2841, 7503, 8523, 22509, 38827, 57767, 116481, 173301, 349443, 519903, 2368447, 7105341, 21316023]

約数ペア:

[(1, 21316023), (3, 7105341), (9, 2368447), (41, 519903), (61, 349443), (123, 173301), (183, 116481), (369, 57767), (549, 38827), (947, 22509), (2501, 8523), (2841, 7503)]