21066363

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 31340400

約数和(自身を除く): 10274037

約数列:

[1, 3, 9, 59, 97, 177, 291, 409, 531, 873, 1227, 3681, 5723, 17169, 24131, 39673, 51507, 72393, 119019, 217179, 357057, 2340707, 7022121, 21066363]

約数ペア:

[(1, 21066363), (3, 7022121), (9, 2340707), (59, 357057), (97, 217179), (177, 119019), (291, 72393), (409, 51507), (531, 39673), (873, 24131), (1227, 17169), (3681, 5723)]