21931453845

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{7127}}^1\times {\mathrm{9769}}^1$

素因数の和:16914

約数の個数: 48

約数和(自身を含む): 43455709440

約数和(自身を除く): 21524255595

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 7127, 9769, 21381, 29307, 35635, 48845, 49889, 64143, 68383, 87921, 106905, 146535, 149667, 205149, 249445, 320715, 341915, 439605, 449001, 615447, 748335, 1025745, 2245005, 3077235, 69623663, 208870989, 348118315, 487365641, 626612967, 1044354945, 1462096923, 2436828205, 3133064835, 4386290769, 7310484615, 21931453845]

約数ペア:

[(1, 21931453845), (3, 7310484615), (5, 4386290769), (7, 3133064835), (9, 2436828205), (15, 1462096923), (21, 1044354945), (35, 626612967), (45, 487365641), (63, 348118315), (105, 208870989), (315, 69623663), (7127, 3077235), (9769, 2245005), (21381, 1025745), (29307, 748335), (35635, 615447), (48845, 449001), (49889, 439605), (64143, 341915), (68383, 320715), (87921, 249445), (106905, 205149), (146535, 149667)]