21110254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{50503}}^1$

素因数の和:50535

約数の個数: 16

約数和(自身を含む): 36362880

約数和(自身を除く): 15252626

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 50503, 101006, 555533, 959557, 1111066, 1919114, 10555127, 21110254]

約数ペア:

[(1, 21110254), (2, 10555127), (11, 1919114), (19, 1111066), (22, 959557), (38, 555533), (209, 101006), (418, 50503)]