21824439

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79943}}^1$

素因数の和:79966

約数の個数: 16

約数和(自身を含む): 35814912

約数和(自身を除く): 13990473

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 79943, 239829, 559601, 1039259, 1678803, 3117777, 7274813, 21824439]

約数ペア:

[(1, 21824439), (3, 7274813), (7, 3117777), (13, 1678803), (21, 1039259), (39, 559601), (91, 239829), (273, 79943)]