20210736945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1765901}}^1$

素因数の和:1766025

約数の個数: 32

約数和(自身を含む): 37295850240

約数和(自身を除く): 17085113295

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 109, 327, 545, 763, 1635, 2289, 3815, 11445, 1765901, 5297703, 8829505, 12361307, 26488515, 37083921, 61806535, 185419605, 192483209, 577449627, 962416045, 1347382463, 2887248135, 4042147389, 6736912315, 20210736945]

約数ペア:

[(1, 20210736945), (3, 6736912315), (5, 4042147389), (7, 2887248135), (15, 1347382463), (21, 962416045), (35, 577449627), (105, 192483209), (109, 185419605), (327, 61806535), (545, 37083921), (763, 26488515), (1635, 12361307), (2289, 8829505), (3815, 5297703), (11445, 1765901)]