16921495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3019}}^1$

素因数の和:3102

約数の個数: 16

約数和(自身を含む): 21744000

約数和(自身を除く): 4822505

約数列:

[1, 5, 19, 59, 95, 295, 1121, 3019, 5605, 15095, 57361, 178121, 286805, 890605, 3384299, 16921495]

約数ペア:

[(1, 16921495), (5, 3384299), (19, 890605), (59, 286805), (95, 178121), (295, 57361), (1121, 15095), (3019, 5605)]