21478068865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{4271}}^1\times {\mathrm{91433}}^1$

素因数の和:95720

約数の個数: 16

約数和(自身を含む): 28123635456

約数和(自身を除く): 6645566591

約数列:

[1, 5, 11, 55, 4271, 21355, 46981, 91433, 234905, 457165, 1005763, 5028815, 390510343, 1952551715, 4295613773, 21478068865]

約数ペア:

[(1, 21478068865), (5, 4295613773), (11, 1952551715), (55, 390510343), (4271, 5028815), (21355, 1005763), (46981, 457165), (91433, 234905)]