21569834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1423}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 38755584

約数和(自身を除く): 17185750

約数列:

[1, 2, 11, 13, 22, 26, 53, 106, 143, 286, 583, 689, 1166, 1378, 1423, 2846, 7579, 15158, 15653, 18499, 31306, 36998, 75419, 150838, 203489, 406978, 829609, 980447, 1659218, 1960894, 10784917, 21569834]

約数ペア:

[(1, 21569834), (2, 10784917), (11, 1960894), (13, 1659218), (22, 980447), (26, 829609), (53, 406978), (106, 203489), (143, 150838), (286, 75419), (583, 36998), (689, 31306), (1166, 18499), (1378, 15653), (1423, 15158), (2846, 7579)]