21158424

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41981}}^1$

素因数の和:42000

約数の個数: 48

約数和(自身を含む): 65491920

約数和(自身を除く): 44333496

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 41981, 83962, 125943, 167924, 251886, 293867, 335848, 377829, 503772, 587734, 755658, 881601, 1007544, 1175468, 1511316, 1763202, 2350936, 2644803, 3022632, 3526404, 5289606, 7052808, 10579212, 21158424]

約数ペア:

[(1, 21158424), (2, 10579212), (3, 7052808), (4, 5289606), (6, 3526404), (7, 3022632), (8, 2644803), (9, 2350936), (12, 1763202), (14, 1511316), (18, 1175468), (21, 1007544), (24, 881601), (28, 755658), (36, 587734), (42, 503772), (56, 377829), (63, 335848), (72, 293867), (84, 251886), (126, 167924), (168, 125943), (252, 83962), (504, 41981)]