21799778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10889}}^1$

素因数の和:10922

約数の個数: 32

約数和(自身を含む): 43908480

約数和(自身を除く): 22108702

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 10889, 21778, 76223, 119779, 141557, 152446, 239558, 283114, 838453, 990899, 1557127, 1676906, 1981798, 3114254, 10899889, 21799778]

約数ペア:

[(1, 21799778), (2, 10899889), (7, 3114254), (11, 1981798), (13, 1676906), (14, 1557127), (22, 990899), (26, 838453), (77, 283114), (91, 239558), (143, 152446), (154, 141557), (182, 119779), (286, 76223), (1001, 21778), (2002, 10889)]