21465367

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2467}}^1$

素因数の和:2598

約数の個数: 16

約数和(自身を含む): 27009792

約数和(自身を除く): 5544425

約数列:

[1, 7, 11, 77, 113, 791, 1243, 2467, 8701, 17269, 27137, 189959, 278771, 1951397, 3066481, 21465367]

約数ペア:

[(1, 21465367), (7, 3066481), (11, 1951397), (77, 278771), (113, 189959), (791, 27137), (1243, 17269), (2467, 8701)]