21492210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5641}}^1$

素因数の和:5778

約数の個数: 32

約数和(自身を含む): 51996672

約数和(自身を除く): 30504462

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 127, 254, 381, 635, 762, 1270, 1905, 3810, 5641, 11282, 16923, 28205, 33846, 56410, 84615, 169230, 716407, 1432814, 2149221, 3582035, 4298442, 7164070, 10746105, 21492210]

約数ペア:

[(1, 21492210), (2, 10746105), (3, 7164070), (5, 4298442), (6, 3582035), (10, 2149221), (15, 1432814), (30, 716407), (127, 169230), (254, 84615), (381, 56410), (635, 33846), (762, 28205), (1270, 16923), (1905, 11282), (3810, 5641)]