21246828

素因数分解:

$2^2\times 3^1\times {\mathrm{743}}^1\times {\mathrm{2383}}^1$

素因数の和:3133

約数の個数: 24

約数和(自身を含む): 49663488

約数和(自身を除く): 28416660

約数列:

[1, 2, 3, 4, 6, 12, 743, 1486, 2229, 2383, 2972, 4458, 4766, 7149, 8916, 9532, 14298, 28596, 1770569, 3541138, 5311707, 7082276, 10623414, 21246828]

約数ペア:

[(1, 21246828), (2, 10623414), (3, 7082276), (4, 5311707), (6, 3541138), (12, 1770569), (743, 28596), (1486, 14298), (2229, 9532), (2383, 8916), (2972, 7149), (4458, 4766)]