21034412

素因数分解:

$2^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2447}}^1$

素因数の和:2765

約数の個数: 24

約数和(自身を含む): 42223104

約数和(自身を除く): 21188692

約数列:

[1, 2, 4, 7, 14, 28, 307, 614, 1228, 2149, 2447, 4298, 4894, 8596, 9788, 17129, 34258, 68516, 751229, 1502458, 3004916, 5258603, 10517206, 21034412]

約数ペア:

[(1, 21034412), (2, 10517206), (4, 5258603), (7, 3004916), (14, 1502458), (28, 751229), (307, 68516), (614, 34258), (1228, 17129), (2149, 9788), (2447, 8596), (4298, 4894)]