9921010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90191}}^1$

素因数の和:90209

約数の個数: 16

約数和(自身を含む): 19481472

約数和(自身を除く): 9560462

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 90191, 180382, 450955, 901910, 992101, 1984202, 4960505, 9921010]

約数ペア:

[(1, 9921010), (2, 4960505), (5, 1984202), (10, 992101), (11, 901910), (22, 450955), (55, 180382), (110, 90191)]