21222124

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{68903}}^1$

素因数の和:68925

約数の個数: 24

約数和(自身を含む): 46303488

約数和(自身を除く): 25081364

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 68903, 137806, 275612, 482321, 757933, 964642, 1515866, 1929284, 3031732, 5305531, 10611062, 21222124]

約数ペア:

[(1, 21222124), (2, 10611062), (4, 5305531), (7, 3031732), (11, 1929284), (14, 1515866), (22, 964642), (28, 757933), (44, 482321), (77, 275612), (154, 137806), (308, 68903)]