17976021

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 29703168

約数和(自身を除く): 11727147

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 1171, 2193, 3513, 5117, 8197, 15351, 19907, 24591, 50353, 59721, 139349, 151059, 352471, 418047, 856001, 1057413, 2568003, 5992007, 17976021]

約数ペア:

[(1, 17976021), (3, 5992007), (7, 2568003), (17, 1057413), (21, 856001), (43, 418047), (51, 352471), (119, 151059), (129, 139349), (301, 59721), (357, 50353), (731, 24591), (903, 19907), (1171, 15351), (2193, 8197), (3513, 5117)]