21408037872

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{34307753}}^1$

素因数の和:34307777

約数の個数: 40

約数和(自身を含む): 59558260944

約数和(自身を除く): 38150223072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 34307753, 68615506, 102923259, 137231012, 205846518, 274462024, 411693036, 446000789, 548924048, 823386072, 892001578, 1338002367, 1646772144, 1784003156, 2676004734, 3568006312, 5352009468, 7136012624, 10704018936, 21408037872]

約数ペア:

[(1, 21408037872), (2, 10704018936), (3, 7136012624), (4, 5352009468), (6, 3568006312), (8, 2676004734), (12, 1784003156), (13, 1646772144), (16, 1338002367), (24, 892001578), (26, 823386072), (39, 548924048), (48, 446000789), (52, 411693036), (78, 274462024), (104, 205846518), (156, 137231012), (208, 102923259), (312, 68615506), (624, 34307753)]