21073444

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7759}}^1$

素因数の和:7867

約数の個数: 24

約数和(自身を含む): 42586880

約数和(自身を除く): 21513436

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 7759, 15518, 31036, 54313, 108626, 217252, 752623, 1505246, 3010492, 5268361, 10536722, 21073444]

約数ペア:

[(1, 21073444), (2, 10536722), (4, 5268361), (7, 3010492), (14, 1505246), (28, 752623), (97, 217252), (194, 108626), (388, 54313), (679, 31036), (1358, 15518), (2716, 7759)]