858491886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{20440283}}^1$

素因数の和:20440295

約数の個数: 16

約数和(自身を含む): 1962267264

約数和(自身を除く): 1103775378

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 20440283, 40880566, 61320849, 122641698, 143081981, 286163962, 429245943, 858491886]

約数ペア:

[(1, 858491886), (2, 429245943), (3, 286163962), (6, 143081981), (7, 122641698), (14, 61320849), (21, 40880566), (42, 20440283)]