21355614

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{169489}}^1$

素因数の和:169504

約数の個数: 24

約数和(自身を含む): 52880880

約数和(自身を除く): 31525266

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 169489, 338978, 508467, 1016934, 1186423, 1525401, 2372846, 3050802, 3559269, 7118538, 10677807, 21355614]

約数ペア:

[(1, 21355614), (2, 10677807), (3, 7118538), (6, 3559269), (7, 3050802), (9, 2372846), (14, 1525401), (18, 1186423), (21, 1016934), (42, 508467), (63, 338978), (126, 169489)]