21795054

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1361}}^1$

素因数の和:1540

約数の個数: 32

約数和(自身を含む): 46482336

約数和(自身を除く): 24687282

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 157, 314, 471, 942, 1361, 2669, 2722, 4083, 5338, 8007, 8166, 16014, 23137, 46274, 69411, 138822, 213677, 427354, 641031, 1282062, 3632509, 7265018, 10897527, 21795054]

約数ペア:

[(1, 21795054), (2, 10897527), (3, 7265018), (6, 3632509), (17, 1282062), (34, 641031), (51, 427354), (102, 213677), (157, 138822), (314, 69411), (471, 46274), (942, 23137), (1361, 16014), (2669, 8166), (2722, 8007), (4083, 5338)]