21086422

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 16653098

約数列:

[1, 2, 7, 14, 29, 58, 167, 203, 311, 334, 406, 622, 1169, 2177, 2338, 4354, 4843, 9019, 9686, 18038, 33901, 51937, 63133, 67802, 103874, 126266, 363559, 727118, 1506173, 3012346, 10543211, 21086422]

約数ペア:

[(1, 21086422), (2, 10543211), (7, 3012346), (14, 1506173), (29, 727118), (58, 363559), (167, 126266), (203, 103874), (311, 67802), (334, 63133), (406, 51937), (622, 33901), (1169, 18038), (2177, 9686), (2338, 9019), (4354, 4843)]