21292292

素因数分解:

$2^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2477}}^1$

素因数の和:2795

約数の個数: 24

約数和(自身を含む): 42740544

約数和(自身を除く): 21448252

約数列:

[1, 2, 4, 7, 14, 28, 307, 614, 1228, 2149, 2477, 4298, 4954, 8596, 9908, 17339, 34678, 69356, 760439, 1520878, 3041756, 5323073, 10646146, 21292292]

約数ペア:

[(1, 21292292), (2, 10646146), (4, 5323073), (7, 3041756), (14, 1520878), (28, 760439), (307, 69356), (614, 34678), (1228, 17339), (2149, 9908), (2477, 8596), (4298, 4954)]