21415461

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{18257}}^1$

素因数の和:18300

約数の個数: 16

約数和(自身を含む): 31549824

約数和(自身を除く): 10134363

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 18257, 54771, 310369, 419911, 931107, 1259733, 7138487, 21415461]

約数ペア:

[(1, 21415461), (3, 7138487), (17, 1259733), (23, 931107), (51, 419911), (69, 310369), (391, 54771), (1173, 18257)]