20214339921

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{54781409}}^1$

素因数の和:54781456

約数の個数: 12

約数和(自身を含む): 29910649860

約数和(自身を除く): 9696309939

約数列:

[1, 3, 9, 41, 123, 369, 54781409, 164344227, 493032681, 2246037769, 6738113307, 20214339921]

約数ペア:

[(1, 20214339921), (3, 6738113307), (9, 2246037769), (41, 493032681), (123, 164344227), (369, 54781409)]