20210727207

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{27127}}^1$

素因数の和:27459

約数の個数: 32

約数和(自身を含む): 29813889024

約数和(自身を除く): 9603161817

約数列:

[1, 3, 11, 33, 107, 211, 321, 633, 1177, 2321, 3531, 6963, 22577, 27127, 67731, 81381, 248347, 298397, 745041, 895191, 2902589, 5723797, 8707767, 17171391, 31928479, 62961767, 95785437, 188885301, 612446279, 1837338837, 6736909069, 20210727207]

約数ペア:

[(1, 20210727207), (3, 6736909069), (11, 1837338837), (33, 612446279), (107, 188885301), (211, 95785437), (321, 62961767), (633, 31928479), (1177, 17171391), (2321, 8707767), (3531, 5723797), (6963, 2902589), (22577, 895191), (27127, 745041), (67731, 298397), (81381, 248347)]