21200768334

素因数分解:

$2^1\times 3^3\times {\mathrm{97}}^1\times {\mathrm{257}}^1\times {\mathrm{15749}}^1$

素因数の和:16114

約数の個数: 64

約数和(自身を含む): 47786760000

約数和(自身を除く): 26585991666

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 97, 194, 257, 291, 514, 582, 771, 873, 1542, 1746, 2313, 2619, 4626, 5238, 6939, 13878, 15749, 24929, 31498, 47247, 49858, 74787, 94494, 141741, 149574, 224361, 283482, 425223, 448722, 673083, 850446, 1346166, 1527653, 3055306, 4047493, 4582959, 8094986, 9165918, 12142479, 13748877, 24284958, 27497754, 36427437, 41246631, 72854874, 82493262, 109282311, 218564622, 392606821, 785213642, 1177820463, 2355640926, 3533461389, 7066922778, 10600384167, 21200768334]

約数ペア:

[(1, 21200768334), (2, 10600384167), (3, 7066922778), (6, 3533461389), (9, 2355640926), (18, 1177820463), (27, 785213642), (54, 392606821), (97, 218564622), (194, 109282311), (257, 82493262), (291, 72854874), (514, 41246631), (582, 36427437), (771, 27497754), (873, 24284958), (1542, 13748877), (1746, 12142479), (2313, 9165918), (2619, 8094986), (4626, 4582959), (5238, 4047493), (6939, 3055306), (13878, 1527653), (15749, 1346166), (24929, 850446), (31498, 673083), (47247, 448722), (49858, 425223), (74787, 283482), (94494, 224361), (141741, 149574)]