24921639

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1027

約数の個数: 24

約数和(自身を含む): 37395072

約数和(自身を除く): 12473433

約数列:

[1, 3, 9, 43, 71, 129, 213, 387, 639, 907, 2721, 3053, 8163, 9159, 27477, 39001, 64397, 117003, 193191, 351009, 579573, 2769071, 8307213, 24921639]

約数ペア:

[(1, 24921639), (3, 8307213), (9, 2769071), (43, 579573), (71, 351009), (129, 193191), (213, 117003), (387, 64397), (639, 39001), (907, 27477), (2721, 9159), (3053, 8163)]