21933027

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:783

約数の個数: 24

約数和(自身を含む): 33013760

約数和(自身を除く): 11080733

約数列:

[1, 3, 9, 31, 93, 127, 279, 381, 619, 1143, 1857, 3937, 5571, 11811, 19189, 35433, 57567, 78613, 172701, 235839, 707517, 2437003, 7311009, 21933027]

約数ペア:

[(1, 21933027), (3, 7311009), (9, 2437003), (31, 707517), (93, 235839), (127, 172701), (279, 78613), (381, 57567), (619, 35433), (1143, 19189), (1857, 11811), (3937, 5571)]