2310021

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 3920384

約数和(自身を除く): 1610363

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 991, 2331, 2973, 6937, 8919, 20811, 36667, 62433, 110001, 256669, 330003, 770007, 2310021]

約数ペア:

[(1, 2310021), (3, 770007), (7, 330003), (9, 256669), (21, 110001), (37, 62433), (63, 36667), (111, 20811), (259, 8919), (333, 6937), (777, 2973), (991, 2331)]