2021075987

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1069}}^1\times {\mathrm{11743}}^1$

素因数の和:12842

約数の個数: 16

約数和(自身を含む): 2412687360

約数和(自身を除く): 391611373

約数列:

[1, 7, 23, 161, 1069, 7483, 11743, 24587, 82201, 172109, 270089, 1890623, 12553267, 87872869, 288725141, 2021075987]

約数ペア:

[(1, 2021075987), (7, 288725141), (23, 87872869), (161, 12553267), (1069, 1890623), (7483, 270089), (11743, 172109), (24587, 82201)]