21995162552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1489}}^1\times {\mathrm{167861}}^1$

素因数の和:169367

約数の個数: 32

約数和(自身を含む): 45020588400

約数和(自身を除く): 23025425848

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1489, 2978, 5956, 11912, 16379, 32758, 65516, 131032, 167861, 335722, 671444, 1342888, 1846471, 3692942, 7385884, 14771768, 249945029, 499890058, 999780116, 1999560232, 2749395319, 5498790638, 10997581276, 21995162552]

約数ペア:

[(1, 21995162552), (2, 10997581276), (4, 5498790638), (8, 2749395319), (11, 1999560232), (22, 999780116), (44, 499890058), (88, 249945029), (1489, 14771768), (2978, 7385884), (5956, 3692942), (11912, 1846471), (16379, 1342888), (32758, 671444), (65516, 335722), (131032, 167861)]