21843065

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7417}}^1$

素因数の和:7472

約数の個数: 16

約数和(自身を含む): 28485120

約数和(自身を除く): 6642055

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 7417, 37085, 140923, 229927, 704615, 1149635, 4368613, 21843065]

約数ペア:

[(1, 21843065), (5, 4368613), (19, 1149635), (31, 704615), (95, 229927), (155, 140923), (589, 37085), (2945, 7417)]