2121196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 4741632

約数和(自身を除く): 2620436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 97, 142, 154, 194, 284, 308, 388, 497, 679, 781, 994, 1067, 1358, 1562, 1988, 2134, 2716, 3124, 4268, 5467, 6887, 7469, 10934, 13774, 14938, 21868, 27548, 29876, 48209, 75757, 96418, 151514, 192836, 303028, 530299, 1060598, 2121196]

約数ペア:

[(1, 2121196), (2, 1060598), (4, 530299), (7, 303028), (11, 192836), (14, 151514), (22, 96418), (28, 75757), (44, 48209), (71, 29876), (77, 27548), (97, 21868), (142, 14938), (154, 13774), (194, 10934), (284, 7469), (308, 6887), (388, 5467), (497, 4268), (679, 3124), (781, 2716), (994, 2134), (1067, 1988), (1358, 1562)]