21409338

素因数分解:

$2^1\times 3^1\times {\mathrm{223}}^1\times {\mathrm{16001}}^1$

素因数の和:16229

約数の個数: 16

約数和(自身を含む): 43013376

約数和(自身を除く): 21604038

約数列:

[1, 2, 3, 6, 223, 446, 669, 1338, 16001, 32002, 48003, 96006, 3568223, 7136446, 10704669, 21409338]

約数ペア:

[(1, 21409338), (2, 10704669), (3, 7136446), (6, 3568223), (223, 96006), (446, 48003), (669, 32002), (1338, 16001)]