21244552

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3911}}^1$

素因数の和:4021

約数の個数: 32

約数和(自身を含む): 46005120

約数和(自身を除く): 24760568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 3911, 5432, 7822, 15644, 27377, 31288, 54754, 109508, 219016, 379367, 758734, 1517468, 2655569, 3034936, 5311138, 10622276, 21244552]

約数ペア:

[(1, 21244552), (2, 10622276), (4, 5311138), (7, 3034936), (8, 2655569), (14, 1517468), (28, 758734), (56, 379367), (97, 219016), (194, 109508), (388, 54754), (679, 31288), (776, 27377), (1358, 15644), (2716, 7822), (3911, 5432)]