21894459

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{5987}}^1$

素因数の和:6066

約数の個数: 16

約数和(自身を含む): 31041792

約数和(自身を除く): 9147333

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 5987, 17961, 137701, 317311, 413103, 951933, 7298153, 21894459]

約数ペア:

[(1, 21894459), (3, 7298153), (23, 951933), (53, 413103), (69, 317311), (159, 137701), (1219, 17961), (3657, 5987)]