21415662926

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{249257}}^1$

素因数の和:249321

約数の個数: 48

約数和(自身を含む): 41025872736

約数和(自身を除く): 19610209810

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 361, 646, 722, 2261, 2527, 4522, 5054, 6137, 12274, 42959, 85918, 249257, 498514, 1744799, 3489598, 4237369, 4735883, 8474738, 9471766, 29661583, 33151181, 59323166, 66302362, 80510011, 89981777, 161020022, 179963554, 563570077, 629872439, 1127140154, 1259744878, 1529690209, 3059380418, 10707831463, 21415662926]

約数ペア:

[(1, 21415662926), (2, 10707831463), (7, 3059380418), (14, 1529690209), (17, 1259744878), (19, 1127140154), (34, 629872439), (38, 563570077), (119, 179963554), (133, 161020022), (238, 89981777), (266, 80510011), (323, 66302362), (361, 59323166), (646, 33151181), (722, 29661583), (2261, 9471766), (2527, 8474738), (4522, 4735883), (5054, 4237369), (6137, 3489598), (12274, 1744799), (42959, 498514), (85918, 249257)]