21308489917

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1847}}^1\times {\mathrm{80677}}^1$

素因数の和:82548

約数の個数: 16

約数和(自身を含む): 25047614592

約数和(自身を除く): 3739124675

約数列:

[1, 11, 13, 143, 1847, 20317, 24011, 80677, 264121, 887447, 1048801, 11536811, 149010419, 1639114609, 1937135447, 21308489917]

約数ペア:

[(1, 21308489917), (11, 1937135447), (13, 1639114609), (143, 149010419), (1847, 11536811), (20317, 1048801), (24011, 887447), (80677, 264121)]