21924147

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{9239}}^1$

素因数の和:9362

約数の個数: 16

約数和(自身を含む): 33707520

約数和(自身を除く): 11783373

約数列:

[1, 3, 7, 21, 113, 339, 791, 2373, 9239, 27717, 64673, 194019, 1044007, 3132021, 7308049, 21924147]

約数ペア:

[(1, 21924147), (3, 7308049), (7, 3132021), (21, 1044007), (113, 194019), (339, 64673), (791, 27717), (2373, 9239)]