21045068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16493}}^1$

素因数の和:16537

約数の個数: 24

約数和(自身を含む): 41564880

約数和(自身を除く): 20519812

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 16493, 32986, 65972, 181423, 362846, 478297, 725692, 956594, 1913188, 5261267, 10522534, 21045068]

約数ペア:

[(1, 21045068), (2, 10522534), (4, 5261267), (11, 1913188), (22, 956594), (29, 725692), (44, 478297), (58, 362846), (116, 181423), (319, 65972), (638, 32986), (1276, 16493)]