21759807

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{9311}}^1$

素因数の和:9374

約数の個数: 16

約数和(自身を含む): 31288320

約数和(自身を除く): 9528513

約数列:

[1, 3, 19, 41, 57, 123, 779, 2337, 9311, 27933, 176909, 381751, 530727, 1145253, 7253269, 21759807]

約数ペア:

[(1, 21759807), (3, 7253269), (19, 1145253), (41, 530727), (57, 381751), (123, 176909), (779, 27933), (2337, 9311)]