21862755

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10337}}^1$

素因数の和:10395

約数の個数: 24

約数和(自身を含む): 38705472

約数和(自身を除く): 16842717

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 10337, 31011, 51685, 93033, 155055, 465165, 485839, 1457517, 2429195, 4372551, 7287585, 21862755]

約数ペア:

[(1, 21862755), (3, 7287585), (5, 4372551), (9, 2429195), (15, 1457517), (45, 485839), (47, 465165), (141, 155055), (235, 93033), (423, 51685), (705, 31011), (2115, 10337)]