21281964

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{14657}}^1$

素因数の和:14686

約数の個数: 36

約数和(自身を含む): 54586392

約数和(自身を除く): 33304428

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 363, 484, 726, 1452, 14657, 29314, 43971, 58628, 87942, 161227, 175884, 322454, 483681, 644908, 967362, 1773497, 1934724, 3546994, 5320491, 7093988, 10640982, 21281964]

約数ペア:

[(1, 21281964), (2, 10640982), (3, 7093988), (4, 5320491), (6, 3546994), (11, 1934724), (12, 1773497), (22, 967362), (33, 644908), (44, 483681), (66, 322454), (121, 175884), (132, 161227), (242, 87942), (363, 58628), (484, 43971), (726, 29314), (1452, 14657)]