21432726

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{170101}}^1$

素因数の和:170116

約数の個数: 24

約数和(自身を含む): 53071824

約数和(自身を除く): 31639098

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 170101, 340202, 510303, 1020606, 1190707, 1530909, 2381414, 3061818, 3572121, 7144242, 10716363, 21432726]

約数ペア:

[(1, 21432726), (2, 10716363), (3, 7144242), (6, 3572121), (7, 3061818), (9, 2381414), (14, 1530909), (18, 1190707), (21, 1020606), (42, 510303), (63, 340202), (126, 170101)]