21167389456

素因数分解:

$2^4\times {\mathrm{947}}^1\times {\mathrm{1171}}^1\times {\mathrm{1193}}^1$

素因数の和:3319

約数の個数: 40

約数和(自身を含む): 41124626784

約数和(自身を除く): 19957237328

約数列:

[1, 2, 4, 8, 16, 947, 1171, 1193, 1894, 2342, 2386, 3788, 4684, 4772, 7576, 9368, 9544, 15152, 18736, 19088, 1108937, 1129771, 1397003, 2217874, 2259542, 2794006, 4435748, 4519084, 5588012, 8871496, 9038168, 11176024, 17742992, 18076336, 22352048, 1322961841, 2645923682, 5291847364, 10583694728, 21167389456]

約数ペア:

[(1, 21167389456), (2, 10583694728), (4, 5291847364), (8, 2645923682), (16, 1322961841), (947, 22352048), (1171, 18076336), (1193, 17742992), (1894, 11176024), (2342, 9038168), (2386, 8871496), (3788, 5588012), (4684, 4519084), (4772, 4435748), (7576, 2794006), (9368, 2259542), (9544, 2217874), (15152, 1397003), (18736, 1129771), (19088, 1108937)]