21942473

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5689}}^1$

素因数の和:5744

約数の個数: 16

約数和(自身を含む): 27312000

約数和(自身を除く): 5369527

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 5689, 39823, 108091, 164981, 756637, 1154867, 3134639, 21942473]

約数ペア:

[(1, 21942473), (7, 3134639), (19, 1154867), (29, 756637), (133, 164981), (203, 108091), (551, 39823), (3857, 5689)]