21433028

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1361}}^1$

素因数の和:1523

約数の個数: 24

約数和(自身を含む): 39051264

約数和(自身を除く): 17618236

約数列:

[1, 2, 4, 31, 62, 124, 127, 254, 508, 1361, 2722, 3937, 5444, 7874, 15748, 42191, 84382, 168764, 172847, 345694, 691388, 5358257, 10716514, 21433028]

約数ペア:

[(1, 21433028), (2, 10716514), (4, 5358257), (31, 691388), (62, 345694), (124, 172847), (127, 168764), (254, 84382), (508, 42191), (1361, 15748), (2722, 7874), (3937, 5444)]