21298024

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5903}}^1$

素因数の和:5961

約数の個数: 32

約数和(自身を含む): 44634240

約数和(自身を除く): 23336216

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5903, 11806, 23612, 47224, 64933, 129866, 242023, 259732, 484046, 519464, 968092, 1936184, 2662253, 5324506, 10649012, 21298024]

約数ペア:

[(1, 21298024), (2, 10649012), (4, 5324506), (8, 2662253), (11, 1936184), (22, 968092), (41, 519464), (44, 484046), (82, 259732), (88, 242023), (164, 129866), (328, 64933), (451, 47224), (902, 23612), (1804, 11806), (3608, 5903)]