21912814

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7489}}^1$

素因数の和:7528

約数の個数: 32

約数和(自身を含む): 43142400

約数和(自身を除く): 21229586

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 7489, 14978, 52423, 82379, 104846, 142291, 164758, 284582, 576653, 996037, 1153306, 1565201, 1992074, 3130402, 10956407, 21912814]

約数ペア:

[(1, 21912814), (2, 10956407), (7, 3130402), (11, 1992074), (14, 1565201), (19, 1153306), (22, 996037), (38, 576653), (77, 284582), (133, 164758), (154, 142291), (209, 104846), (266, 82379), (418, 52423), (1463, 14978), (2926, 7489)]