21103662907

素因数分解:

${\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{311}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 22228577280

約数和(自身を除く): 1124914373

約数列:

[1, 53, 61, 139, 151, 311, 3233, 7367, 8003, 8479, 9211, 16483, 18971, 20989, 43229, 46961, 449387, 488183, 1005463, 1112417, 1280329, 2291137, 2488933, 2636969, 2864621, 6527579, 67857437, 139759357, 151824913, 345961687, 398182319, 21103662907]

約数ペア:

[(1, 21103662907), (53, 398182319), (61, 345961687), (139, 151824913), (151, 139759357), (311, 67857437), (3233, 6527579), (7367, 2864621), (8003, 2636969), (8479, 2488933), (9211, 2291137), (16483, 1280329), (18971, 1112417), (20989, 1005463), (43229, 488183), (46961, 449387)]