21184518

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{153511}}^1$

素因数の和:153539

約数の個数: 16

約数和(自身を含む): 44211456

約数和(自身を除く): 23026938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 153511, 307022, 460533, 921066, 3530753, 7061506, 10592259, 21184518]

約数ペア:

[(1, 21184518), (2, 10592259), (3, 7061506), (6, 3530753), (23, 921066), (46, 460533), (69, 307022), (138, 153511)]