21419922355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1283}}^1\times {\mathrm{2273}}^1$

素因数の和:3687

約数の個数: 32

約数和(自身を含む): 27960158016

約数和(自身を除く): 6540235661

約数列:

[1, 5, 13, 65, 113, 565, 1283, 1469, 2273, 6415, 7345, 11365, 16679, 29549, 83395, 144979, 147745, 256849, 724895, 1284245, 1884727, 2916259, 3339037, 9423635, 14581295, 16695185, 37911367, 189556835, 329537267, 1647686335, 4283984471, 21419922355]

約数ペア:

[(1, 21419922355), (5, 4283984471), (13, 1647686335), (65, 329537267), (113, 189556835), (565, 37911367), (1283, 16695185), (1469, 14581295), (2273, 9423635), (6415, 3339037), (7345, 2916259), (11365, 1884727), (16679, 1284245), (29549, 724895), (83395, 256849), (144979, 147745)]