21974659

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9719}}^1$

素因数の和:9762

約数の個数: 16

約数和(自身を含む): 27993600

約数和(自身を除く): 6018941

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 9719, 68033, 165223, 184661, 1156561, 1292627, 3139237, 21974659]

約数ペア:

[(1, 21974659), (7, 3139237), (17, 1292627), (19, 1156561), (119, 184661), (133, 165223), (323, 68033), (2261, 9719)]