21532156984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1\times {\mathrm{7529}}^1$

素因数の和:7912

約数の個数: 64

約数和(自身を含む): 44061343200

約数和(自身を除く): 22529186216

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 107, 214, 257, 428, 514, 856, 1028, 1391, 2056, 2782, 3341, 5564, 6682, 7529, 11128, 13364, 15058, 26728, 27499, 30116, 54998, 60232, 97877, 109996, 195754, 219992, 357487, 391508, 714974, 783016, 805603, 1429948, 1611206, 1934953, 2859896, 3222412, 3869906, 6444824, 7739812, 10472839, 15479624, 20945678, 25154389, 41891356, 50308778, 83782712, 100617556, 201235112, 207039971, 414079942, 828159884, 1656319768, 2691519623, 5383039246, 10766078492, 21532156984]

約数ペア:

[(1, 21532156984), (2, 10766078492), (4, 5383039246), (8, 2691519623), (13, 1656319768), (26, 828159884), (52, 414079942), (104, 207039971), (107, 201235112), (214, 100617556), (257, 83782712), (428, 50308778), (514, 41891356), (856, 25154389), (1028, 20945678), (1391, 15479624), (2056, 10472839), (2782, 7739812), (3341, 6444824), (5564, 3869906), (6682, 3222412), (7529, 2859896), (11128, 1934953), (13364, 1611206), (15058, 1429948), (26728, 805603), (27499, 783016), (30116, 714974), (54998, 391508), (60232, 357487), (97877, 219992), (109996, 195754)]