21046356

素因数分解:

$2^2\times 3^2\times {\mathrm{584621}}^1$

素因数の和:584631

約数の個数: 18

約数和(自身を含む): 53200602

約数和(自身を除く): 32154246

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 584621, 1169242, 1753863, 2338484, 3507726, 5261589, 7015452, 10523178, 21046356]

約数ペア:

[(1, 21046356), (2, 10523178), (3, 7015452), (4, 5261589), (6, 3507726), (9, 2338484), (12, 1753863), (18, 1169242), (36, 584621)]