21031810076

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{1307}}^1\times {\mathrm{50923}}^1$

素因数の和:52313

約数の個数: 24

約数和(自身を含む): 37300811520

約数和(自身を除く): 16269001444

約数列:

[1, 2, 4, 79, 158, 316, 1307, 2614, 5228, 50923, 101846, 103253, 203692, 206506, 413012, 4022917, 8045834, 16091668, 66556361, 133112722, 266225444, 5257952519, 10515905038, 21031810076]

約数ペア:

[(1, 21031810076), (2, 10515905038), (4, 5257952519), (79, 266225444), (158, 133112722), (316, 66556361), (1307, 16091668), (2614, 8045834), (5228, 4022917), (50923, 413012), (101846, 206506), (103253, 203692)]