21014756

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{3557}}^1$

素因数の和:3779

約数の個数: 24

約数和(自身を含む): 42240576

約数和(自身を除く): 21225820

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 844, 1477, 2954, 3557, 5908, 7114, 14228, 24899, 49798, 99596, 750527, 1501054, 3002108, 5253689, 10507378, 21014756]

約数ペア:

[(1, 21014756), (2, 10507378), (4, 5253689), (7, 3002108), (14, 1501054), (28, 750527), (211, 99596), (422, 49798), (844, 24899), (1477, 14228), (2954, 7114), (3557, 5908)]