21679323

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{12269}}^1$

素因数の和:12322

約数の個数: 16

約数和(自身を含む): 31411200

約数和(自身を除く): 9731877

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 12269, 36807, 233111, 380339, 699333, 1141017, 7226441, 21679323]

約数ペア:

[(1, 21679323), (3, 7226441), (19, 1141017), (31, 699333), (57, 380339), (93, 233111), (589, 36807), (1767, 12269)]