21382016048

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{6996733}}^1$

素因数の和:6996932

約数の個数: 20

約数和(自身を含む): 41644560768

約数和(自身を除く): 20262544720

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 6996733, 13993466, 27986932, 55973864, 111947728, 1336376003, 2672752006, 5345504012, 10691008024, 21382016048]

約数ペア:

[(1, 21382016048), (2, 10691008024), (4, 5345504012), (8, 2672752006), (16, 1336376003), (191, 111947728), (382, 55973864), (764, 27986932), (1528, 13993466), (3056, 6996733)]