21475192

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{919}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 42393600

約数和(自身を除く): 20918408

約数列:

[1, 2, 4, 8, 23, 46, 92, 127, 184, 254, 508, 919, 1016, 1838, 2921, 3676, 5842, 7352, 11684, 21137, 23368, 42274, 84548, 116713, 169096, 233426, 466852, 933704, 2684399, 5368798, 10737596, 21475192]

約数ペア:

[(1, 21475192), (2, 10737596), (4, 5368798), (8, 2684399), (23, 933704), (46, 466852), (92, 233426), (127, 169096), (184, 116713), (254, 84548), (508, 42274), (919, 23368), (1016, 21137), (1838, 11684), (2921, 7352), (3676, 5842)]