21679722

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{63391}}^1$

素因数の和:63418

約数の個数: 24

約数和(自身を含む): 49445760

約数和(自身を除く): 27766038

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 63391, 126782, 190173, 380346, 570519, 1141038, 1204429, 2408858, 3613287, 7226574, 10839861, 21679722]

約数ペア:

[(1, 21679722), (2, 10839861), (3, 7226574), (6, 3613287), (9, 2408858), (18, 1204429), (19, 1141038), (38, 570519), (57, 380346), (114, 190173), (171, 126782), (342, 63391)]