2101311

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 3210480

約数和(自身を除く): 1109169

約数列:

[1, 3, 9, 29, 83, 87, 97, 249, 261, 291, 747, 873, 2407, 2813, 7221, 8051, 8439, 21663, 24153, 25317, 72459, 233479, 700437, 2101311]

約数ペア:

[(1, 2101311), (3, 700437), (9, 233479), (29, 72459), (83, 25317), (87, 24153), (97, 21663), (249, 8439), (261, 8051), (291, 7221), (747, 2813), (873, 2407)]