21358492024

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{835099}}^1$

素因数の和:835267

約数の個数: 32

約数和(自身を含む): 42089040000

約数和(自身を除く): 20730547976

約数列:

[1, 2, 4, 8, 23, 46, 92, 139, 184, 278, 556, 1112, 3197, 6394, 12788, 25576, 835099, 1670198, 3340396, 6680792, 19207277, 38414554, 76829108, 116078761, 153658216, 232157522, 464315044, 928630088, 2669811503, 5339623006, 10679246012, 21358492024]

約数ペア:

[(1, 21358492024), (2, 10679246012), (4, 5339623006), (8, 2669811503), (23, 928630088), (46, 464315044), (92, 232157522), (139, 153658216), (184, 116078761), (278, 76829108), (556, 38414554), (1112, 19207277), (3197, 6680792), (6394, 3340396), (12788, 1670198), (25576, 835099)]