21735115

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{571}}^1$

素因数の和:930

約数の個数: 16

約数和(自身を含む): 27346176

約数和(自身を除く): 5611061

約数列:

[1, 5, 23, 115, 331, 571, 1655, 2855, 7613, 13133, 38065, 65665, 189001, 945005, 4347023, 21735115]

約数ペア:

[(1, 21735115), (5, 4347023), (23, 945005), (115, 189001), (331, 65665), (571, 38065), (1655, 13133), (2855, 7613)]