21000261782

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1\times {\mathrm{573809}}^1$

素因数の和:574471

約数の個数: 16

約数和(自身を含む): 32638312800

約数和(自身を除く): 11638051018

約数列:

[1, 2, 29, 58, 631, 1262, 18299, 36598, 573809, 1147618, 16640461, 33280922, 362073479, 724146958, 10500130891, 21000261782]

約数ペア:

[(1, 21000261782), (2, 10500130891), (29, 724146958), (58, 362073479), (631, 33280922), (1262, 16640461), (18299, 1147618), (36598, 573809)]