2021105892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{20149}}^1$

素因数の和:20812

約数の個数: 48

約数和(自身を含む): 5086827200

約数和(自身を除く): 3065721308

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 643, 1286, 1929, 2572, 3858, 7716, 8359, 16718, 20149, 25077, 33436, 40298, 50154, 60447, 80596, 100308, 120894, 241788, 261937, 523874, 785811, 1047748, 1571622, 3143244, 12955807, 25911614, 38867421, 51823228, 77734842, 155469684, 168425491, 336850982, 505276473, 673701964, 1010552946, 2021105892]

約数ペア:

[(1, 2021105892), (2, 1010552946), (3, 673701964), (4, 505276473), (6, 336850982), (12, 168425491), (13, 155469684), (26, 77734842), (39, 51823228), (52, 38867421), (78, 25911614), (156, 12955807), (643, 3143244), (1286, 1571622), (1929, 1047748), (2572, 785811), (3858, 523874), (7716, 261937), (8359, 241788), (16718, 120894), (20149, 100308), (25077, 80596), (33436, 60447), (40298, 50154)]