21492743176

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{8123}}^1$

素因数の和:8434

約数の個数: 64

約数和(自身を含む): 42676346880

約数和(自身を除く): 21183603704

約数列:

[1, 2, 4, 8, 31, 47, 62, 94, 124, 188, 227, 248, 376, 454, 908, 1457, 1816, 2914, 5828, 7037, 8123, 10669, 11656, 14074, 16246, 21338, 28148, 32492, 42676, 56296, 64984, 85352, 251813, 330739, 381781, 503626, 661478, 763562, 1007252, 1322956, 1527124, 1843921, 2014504, 2645912, 3054248, 3687842, 7375684, 11835211, 14751368, 23670422, 47340844, 57161551, 86664287, 94681688, 114323102, 173328574, 228646204, 346657148, 457292408, 693314296, 2686592897, 5373185794, 10746371588, 21492743176]

約数ペア:

[(1, 21492743176), (2, 10746371588), (4, 5373185794), (8, 2686592897), (31, 693314296), (47, 457292408), (62, 346657148), (94, 228646204), (124, 173328574), (188, 114323102), (227, 94681688), (248, 86664287), (376, 57161551), (454, 47340844), (908, 23670422), (1457, 14751368), (1816, 11835211), (2914, 7375684), (5828, 3687842), (7037, 3054248), (8123, 2645912), (10669, 2014504), (11656, 1843921), (14074, 1527124), (16246, 1322956), (21338, 1007252), (28148, 763562), (32492, 661478), (42676, 503626), (56296, 381781), (64984, 330739), (85352, 251813)]