21892389

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{16699}}^1$

素因数の和:16744

約数の個数: 16

約数和(自身を含む): 32064000

約数和(自身を除く): 10171611

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 16699, 50097, 317281, 384077, 951843, 1152231, 7297463, 21892389]

約数ペア:

[(1, 21892389), (3, 7297463), (19, 1152231), (23, 951843), (57, 384077), (69, 317281), (437, 50097), (1311, 16699)]