21197237196

素因数分解:

$2^2\times 3^1\times {\mathrm{521}}^1\times {\mathrm{859}}^1\times {\mathrm{3947}}^1$

素因数の和:5334

約数の個数: 48

約数和(自身を含む): 49625412480

約数和(自身を除く): 28428175284

約数列:

[1, 2, 3, 4, 6, 12, 521, 859, 1042, 1563, 1718, 2084, 2577, 3126, 3436, 3947, 5154, 6252, 7894, 10308, 11841, 15788, 23682, 47364, 447539, 895078, 1342617, 1790156, 2056387, 2685234, 3390473, 4112774, 5370468, 6169161, 6780946, 8225548, 10171419, 12338322, 13561892, 20342838, 24676644, 40685676, 1766436433, 3532872866, 5299309299, 7065745732, 10598618598, 21197237196]

約数ペア:

[(1, 21197237196), (2, 10598618598), (3, 7065745732), (4, 5299309299), (6, 3532872866), (12, 1766436433), (521, 40685676), (859, 24676644), (1042, 20342838), (1563, 13561892), (1718, 12338322), (2084, 10171419), (2577, 8225548), (3126, 6780946), (3436, 6169161), (3947, 5370468), (5154, 4112774), (6252, 3390473), (7894, 2685234), (10308, 2056387), (11841, 1790156), (15788, 1342617), (23682, 895078), (47364, 447539)]