2161264

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{839}}^1$

素因数の和:877

約数の個数: 40

約数和(自身を含む): 4999680

約数和(自身を除く): 2838416

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 839, 1288, 1678, 2576, 3356, 5873, 6712, 11746, 13424, 19297, 23492, 38594, 46984, 77188, 93968, 135079, 154376, 270158, 308752, 540316, 1080632, 2161264]

約数ペア:

[(1, 2161264), (2, 1080632), (4, 540316), (7, 308752), (8, 270158), (14, 154376), (16, 135079), (23, 93968), (28, 77188), (46, 46984), (56, 38594), (92, 23492), (112, 19297), (161, 13424), (184, 11746), (322, 6712), (368, 5873), (644, 3356), (839, 2576), (1288, 1678)]