21805410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6007}}^1$

素因数の和:6039

約数の個数: 48

約数和(自身を含む): 57532608

約数和(自身を除く): 35727198

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 3630, 6007, 12014, 18021, 30035, 36042, 60070, 66077, 90105, 132154, 180210, 198231, 330385, 396462, 660770, 726847, 991155, 1453694, 1982310, 2180541, 3634235, 4361082, 7268470, 10902705, 21805410]

約数ペア:

[(1, 21805410), (2, 10902705), (3, 7268470), (5, 4361082), (6, 3634235), (10, 2180541), (11, 1982310), (15, 1453694), (22, 991155), (30, 726847), (33, 660770), (55, 396462), (66, 330385), (110, 198231), (121, 180210), (165, 132154), (242, 90105), (330, 66077), (363, 60070), (605, 36042), (726, 30035), (1210, 18021), (1815, 12014), (3630, 6007)]