20210744666

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1\times {\mathrm{62851}}^1$

素因数の和:63186

約数の個数: 32

約数和(自身を含む): 35140804608

約数和(自身を除く): 14930059942

約数列:

[1, 2, 7, 14, 103, 206, 223, 446, 721, 1442, 1561, 3122, 22969, 45938, 62851, 125702, 160783, 321566, 439957, 879914, 6473653, 12947306, 14015773, 28031546, 45315571, 90631142, 98110411, 196220822, 1443624619, 2887249238, 10105372333, 20210744666]

約数ペア:

[(1, 20210744666), (2, 10105372333), (7, 2887249238), (14, 1443624619), (103, 196220822), (206, 98110411), (223, 90631142), (446, 45315571), (721, 28031546), (1442, 14015773), (1561, 12947306), (3122, 6473653), (22969, 879914), (45938, 439957), (62851, 321566), (125702, 160783)]