21426156952

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{331}}^1\times {\mathrm{83417}}^1$

素因数の和:83851

約数の個数: 32

約数和(自身を含む): 40711320720

約数和(自身を除く): 19285163768

約数列:

[1, 2, 4, 8, 97, 194, 331, 388, 662, 776, 1324, 2648, 32107, 64214, 83417, 128428, 166834, 256856, 333668, 667336, 8091449, 16182898, 27611027, 32365796, 55222054, 64731592, 110444108, 220888216, 2678269619, 5356539238, 10713078476, 21426156952]

約数ペア:

[(1, 21426156952), (2, 10713078476), (4, 5356539238), (8, 2678269619), (97, 220888216), (194, 110444108), (331, 64731592), (388, 55222054), (662, 32365796), (776, 27611027), (1324, 16182898), (2648, 8091449), (32107, 667336), (64214, 333668), (83417, 256856), (128428, 166834)]