21000503497

素因数分解:

${\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{971}}^1\times {\mathrm{5693}}^1$

素因数の和:6824

約数の個数: 16

約数和(自身を含む): 21916889280

約数和(自身を除く): 916385783

約数列:

[1, 29, 131, 971, 3799, 5693, 28159, 127201, 165097, 745783, 3688829, 5527903, 21627707, 160309187, 724155293, 21000503497]

約数ペア:

[(1, 21000503497), (29, 724155293), (131, 160309187), (971, 21627707), (3799, 5527903), (5693, 3688829), (28159, 745783), (127201, 165097)]