20042253

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{28921}}^1$

素因数の和:28945

約数の個数: 24

約数和(自身を含む): 36094656

約数和(自身を除く): 16052403

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 28921, 86763, 202447, 260289, 318131, 607341, 954393, 1822023, 2226917, 2863179, 6680751, 20042253]

約数ペア:

[(1, 20042253), (3, 6680751), (7, 2863179), (9, 2226917), (11, 1822023), (21, 954393), (33, 607341), (63, 318131), (77, 260289), (99, 202447), (231, 86763), (693, 28921)]