16989966

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{6421}}^1$

素因数の和:6446

約数の個数: 48

約数和(自身を含む): 43926480

約数和(自身を除く): 26936514

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 6421, 12842, 19263, 38526, 44947, 57789, 89894, 115578, 134841, 173367, 269682, 314629, 346734, 404523, 629258, 809046, 943887, 1213569, 1887774, 2427138, 2831661, 5663322, 8494983, 16989966]

約数ペア:

[(1, 16989966), (2, 8494983), (3, 5663322), (6, 2831661), (7, 2427138), (9, 1887774), (14, 1213569), (18, 943887), (21, 809046), (27, 629258), (42, 404523), (49, 346734), (54, 314629), (63, 269682), (98, 173367), (126, 134841), (147, 115578), (189, 89894), (294, 57789), (378, 44947), (441, 38526), (882, 19263), (1323, 12842), (2646, 6421)]