21803544

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{43261}}^1$

素因数の和:43280

約数の個数: 48

約数和(自身を含む): 67488720

約数和(自身を除く): 45685176

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, 43261, 86522, 129783, 173044, 259566, 302827, 346088, 389349, 519132, 605654, 778698, 908481, 1038264, 1211308, 1557396, 1816962, 2422616, 2725443, 3114792, 3633924, 5450886, 7267848, 10901772, 21803544]

約数ペア:

[(1, 21803544), (2, 10901772), (3, 7267848), (4, 5450886), (6, 3633924), (7, 3114792), (8, 2725443), (9, 2422616), (12, 1816962), (14, 1557396), (18, 1211308), (21, 1038264), (24, 908481), (28, 778698), (36, 605654), (42, 519132), (56, 389349), (63, 346088), (72, 302827), (84, 259566), (126, 173044), (168, 129783), (252, 86522), (504, 43261)]