21332127

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{6857}}^1$

素因数の和:6938

約数の個数: 16

約数和(自身を含む): 30614112

約数和(自身を除く): 9281985

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 6857, 20571, 116569, 349707, 418277, 1254831, 7110709, 21332127]

約数ペア:

[(1, 21332127), (3, 7110709), (17, 1254831), (51, 418277), (61, 349707), (183, 116569), (1037, 20571), (3111, 6857)]