21090022

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1\times {\mathrm{487}}^1$

素因数の和:915

約数の個数: 16

約数和(自身を含む): 32325120

約数和(自身を除く): 11235098

約数列:

[1, 2, 59, 118, 367, 487, 734, 974, 21653, 28733, 43306, 57466, 178729, 357458, 10545011, 21090022]

約数ペア:

[(1, 21090022), (2, 10545011), (59, 357458), (118, 178729), (367, 57466), (487, 43306), (734, 28733), (974, 21653)]