21431949

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{92779}}^1$

素因数の和:92800

約数の個数: 16

約数和(自身を含む): 35627520

約数和(自身を除く): 14195571

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 92779, 278337, 649453, 1020569, 1948359, 3061707, 7143983, 21431949]

約数ペア:

[(1, 21431949), (3, 7143983), (7, 3061707), (11, 1948359), (21, 1020569), (33, 649453), (77, 278337), (231, 92779)]