210917505812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4056105881}}^1$

素因数の和:4056105898

約数の個数: 12

約数和(自身を含む): 397498376436

約数和(自身を除く): 186580870624

約数列:

[1, 2, 4, 13, 26, 52, 4056105881, 8112211762, 16224423524, 52729376453, 105458752906, 210917505812]

約数ペア:

[(1, 210917505812), (2, 105458752906), (4, 52729376453), (13, 16224423524), (26, 8112211762), (52, 4056105881)]