2421021

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1283}}^1$

素因数の和:1340

約数の個数: 16

約数和(自身を含む): 3513024

約数和(自身を除く): 1092003

約数列:

[1, 3, 17, 37, 51, 111, 629, 1283, 1887, 3849, 21811, 47471, 65433, 142413, 807007, 2421021]

約数ペア:

[(1, 2421021), (3, 807007), (17, 142413), (37, 65433), (51, 47471), (111, 21811), (629, 3849), (1283, 1887)]