21987696

素因数分解:

$2^4\times 3^1\times {\mathrm{83}}^1\times {\mathrm{5519}}^1$

素因数の和:5613

約数の個数: 40

約数和(自身を含む): 57496320

約数和(自身を除く): 35508624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 83, 166, 249, 332, 498, 664, 996, 1328, 1992, 3984, 5519, 11038, 16557, 22076, 33114, 44152, 66228, 88304, 132456, 264912, 458077, 916154, 1374231, 1832308, 2748462, 3664616, 5496924, 7329232, 10993848, 21987696]

約数ペア:

[(1, 21987696), (2, 10993848), (3, 7329232), (4, 5496924), (6, 3664616), (8, 2748462), (12, 1832308), (16, 1374231), (24, 916154), (48, 458077), (83, 264912), (166, 132456), (249, 88304), (332, 66228), (498, 44152), (664, 33114), (996, 22076), (1328, 16557), (1992, 11038), (3984, 5519)]