21162002

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 24

約数和(自身を含む): 33430320

約数和(自身を除く): 12268318

約数列:

[1, 2, 37, 59, 74, 118, 131, 262, 1369, 2183, 2738, 4366, 4847, 7729, 9694, 15458, 80771, 161542, 179339, 285973, 358678, 571946, 10581001, 21162002]

約数ペア:

[(1, 21162002), (2, 10581001), (37, 571946), (59, 358678), (74, 285973), (118, 179339), (131, 161542), (262, 80771), (1369, 15458), (2183, 9694), (2738, 7729), (4366, 4847)]