20210892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7621}}^1$

素因数の和:7658

約数の個数: 48

約数和(自身を含む): 53780832

約数和(自身を除く): 33569940

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 7621, 15242, 22863, 30484, 45726, 91452, 99073, 129557, 198146, 259114, 297219, 388671, 396292, 518228, 594438, 777342, 1188876, 1554684, 1684241, 3368482, 5052723, 6736964, 10105446, 20210892]

約数ペア:

[(1, 20210892), (2, 10105446), (3, 6736964), (4, 5052723), (6, 3368482), (12, 1684241), (13, 1554684), (17, 1188876), (26, 777342), (34, 594438), (39, 518228), (51, 396292), (52, 388671), (68, 297219), (78, 259114), (102, 198146), (156, 129557), (204, 99073), (221, 91452), (442, 45726), (663, 30484), (884, 22863), (1326, 15242), (2652, 7621)]