21805656

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{39503}}^1$

素因数の和:39535

約数の個数: 32

約数和(自身を含む): 56885760

約数和(自身を除く): 35080104

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 552, 39503, 79006, 118509, 158012, 237018, 316024, 474036, 908569, 948072, 1817138, 2725707, 3634276, 5451414, 7268552, 10902828, 21805656]

約数ペア:

[(1, 21805656), (2, 10902828), (3, 7268552), (4, 5451414), (6, 3634276), (8, 2725707), (12, 1817138), (23, 948072), (24, 908569), (46, 474036), (69, 316024), (92, 237018), (138, 158012), (184, 118509), (276, 79006), (552, 39503)]