2021811113

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1741}}^1\times {\mathrm{7213}}^1$

素因数の和:8984

約数の個数: 16

約数和(自身を含む): 2412823296

約数和(自身を除く): 391012183

約数列:

[1, 7, 23, 161, 1741, 7213, 12187, 40043, 50491, 165899, 280301, 1161293, 12557833, 87904831, 288830159, 2021811113]

約数ペア:

[(1, 2021811113), (7, 288830159), (23, 87904831), (161, 12557833), (1741, 1161293), (7213, 280301), (12187, 165899), (40043, 50491)]