21082604

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{170021}}^1$

素因数の和:170056

約数の個数: 12

約数和(自身を含む): 38084928

約数和(自身を除く): 17002324

約数列:

[1, 2, 4, 31, 62, 124, 170021, 340042, 680084, 5270651, 10541302, 21082604]

約数ペア:

[(1, 21082604), (2, 10541302), (4, 5270651), (31, 680084), (62, 340042), (124, 170021)]