21206522302

素因数分解:

$2^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1289}}^1\times {\mathrm{3329}}^1$

素因数の和:4980

約数の個数: 32

約数和(自身を含む): 36496267200

約数和(自身を除く): 15289744898

約数列:

[1, 2, 7, 14, 353, 706, 1289, 2471, 2578, 3329, 4942, 6658, 9023, 18046, 23303, 46606, 455017, 910034, 1175137, 2350274, 3185119, 4291081, 6370238, 8225959, 8582162, 16451918, 30037567, 60075134, 1514751593, 3029503186, 10603261151, 21206522302]

約数ペア:

[(1, 21206522302), (2, 10603261151), (7, 3029503186), (14, 1514751593), (353, 60075134), (706, 30037567), (1289, 16451918), (2471, 8582162), (2578, 8225959), (3329, 6370238), (4942, 4291081), (6658, 3185119), (9023, 2350274), (18046, 1175137), (23303, 910034), (46606, 455017)]