21582651

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{5333}}^1$

素因数の和:5426

約数の個数: 16

約数和(自身を含む): 30723840

約数和(自身を除く): 9141189

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 5333, 15999, 101327, 303981, 378643, 1135929, 7194217, 21582651]

約数ペア:

[(1, 21582651), (3, 7194217), (19, 1135929), (57, 378643), (71, 303981), (213, 101327), (1349, 15999), (4047, 5333)]