21568274

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6971}}^1$

素因数の和:7010

約数の個数: 32

約数和(自身を含む): 42166656

約数和(自身を除く): 20598382

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 6971, 13942, 48797, 90623, 97594, 118507, 181246, 237014, 634361, 829549, 1268722, 1540591, 1659098, 3081182, 10784137, 21568274]

約数ペア:

[(1, 21568274), (2, 10784137), (7, 3081182), (13, 1659098), (14, 1540591), (17, 1268722), (26, 829549), (34, 634361), (91, 237014), (119, 181246), (182, 118507), (221, 97594), (238, 90623), (442, 48797), (1547, 13942), (3094, 6971)]