2021691749

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{176213}}^1$

素因数の和:176380

約数の個数: 16

約数和(自身を含む): 2537481600

約数和(自身を除く): 515789851

約数列:

[1, 7, 11, 77, 149, 1043, 1639, 11473, 176213, 1233491, 1938343, 13568401, 26255737, 183790159, 288813107, 2021691749]

約数ペア:

[(1, 2021691749), (7, 288813107), (11, 183790159), (77, 26255737), (149, 13568401), (1043, 1938343), (1639, 1233491), (11473, 176213)]