21775462

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 35431200

約数和(自身を除く): 13655738

約数列:

[1, 2, 29, 37, 58, 73, 74, 139, 146, 278, 1073, 2117, 2146, 2701, 4031, 4234, 5143, 5402, 8062, 10147, 10286, 20294, 78329, 149147, 156658, 294263, 298294, 375439, 588526, 750878, 10887731, 21775462]

約数ペア:

[(1, 21775462), (2, 10887731), (29, 750878), (37, 588526), (58, 375439), (73, 298294), (74, 294263), (139, 156658), (146, 149147), (278, 78329), (1073, 20294), (2117, 10286), (2146, 10147), (2701, 8062), (4031, 5402), (4234, 5143)]