21554408076

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{12922307}}^1$

素因数の和:12922453

約数の個数: 24

約数和(自身を含む): 50655447360

約数和(自身を除く): 29101039284

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 12922307, 25844614, 38766921, 51689228, 77533842, 155067684, 1796200673, 3592401346, 5388602019, 7184802692, 10777204038, 21554408076]

約数ペア:

[(1, 21554408076), (2, 10777204038), (3, 7184802692), (4, 5388602019), (6, 3592401346), (12, 1796200673), (139, 155067684), (278, 77533842), (417, 51689228), (556, 38766921), (834, 25844614), (1668, 12922307)]