21750840396

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{1249}}^1\times {\mathrm{4987}}^1$

素因数の和:6343

約数の個数: 72

約数和(自身を含む): 55603730000

約数和(自身を除く): 33852889604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 582, 873, 1164, 1249, 1746, 2498, 3492, 3747, 4987, 4996, 7494, 9974, 11241, 14961, 14988, 19948, 22482, 29922, 44883, 44964, 59844, 89766, 121153, 179532, 242306, 363459, 483739, 484612, 726918, 967478, 1090377, 1451217, 1453836, 1934956, 2180754, 2902434, 4353651, 4361508, 5804868, 6228763, 8707302, 12457526, 17414604, 18686289, 24915052, 37372578, 56058867, 74745156, 112117734, 224235468, 604190011, 1208380022, 1812570033, 2416760044, 3625140066, 5437710099, 7250280132, 10875420198, 21750840396]

約数ペア:

[(1, 21750840396), (2, 10875420198), (3, 7250280132), (4, 5437710099), (6, 3625140066), (9, 2416760044), (12, 1812570033), (18, 1208380022), (36, 604190011), (97, 224235468), (194, 112117734), (291, 74745156), (388, 56058867), (582, 37372578), (873, 24915052), (1164, 18686289), (1249, 17414604), (1746, 12457526), (2498, 8707302), (3492, 6228763), (3747, 5804868), (4987, 4361508), (4996, 4353651), (7494, 2902434), (9974, 2180754), (11241, 1934956), (14961, 1453836), (14988, 1451217), (19948, 1090377), (22482, 967478), (29922, 726918), (44883, 484612), (44964, 483739), (59844, 363459), (89766, 242306), (121153, 179532)]