21307432835

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{5077}}^1\times {\mathrm{64567}}^1$

素因数の和:69662

約数の個数: 16

約数和(自身を含む): 27541609536

約数和(自身を除く): 6234176701

約数列:

[1, 5, 13, 65, 5077, 25385, 64567, 66001, 322835, 330005, 839371, 4196855, 327806659, 1639033295, 4261486567, 21307432835]

約数ペア:

[(1, 21307432835), (5, 4261486567), (13, 1639033295), (65, 327806659), (5077, 4196855), (25385, 839371), (64567, 330005), (66001, 322835)]