21279958788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^3\times {\mathrm{1332329}}^1$

素因数の和:1332369

約数の個数: 48

約数和(自身を含む): 54614871360

約数和(自身を除く): 33334912572

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 363, 484, 726, 1331, 1452, 2662, 3993, 5324, 7986, 15972, 1332329, 2664658, 3996987, 5329316, 7993974, 14655619, 15987948, 29311238, 43966857, 58622476, 87933714, 161211809, 175867428, 322423618, 483635427, 644847236, 967270854, 1773329899, 1934541708, 3546659798, 5319989697, 7093319596, 10639979394, 21279958788]

約数ペア:

[(1, 21279958788), (2, 10639979394), (3, 7093319596), (4, 5319989697), (6, 3546659798), (11, 1934541708), (12, 1773329899), (22, 967270854), (33, 644847236), (44, 483635427), (66, 322423618), (121, 175867428), (132, 161211809), (242, 87933714), (363, 58622476), (484, 43966857), (726, 29311238), (1331, 15987948), (1452, 14655619), (2662, 7993974), (3993, 5329316), (5324, 3996987), (7986, 2664658), (15972, 1332329)]