21415679428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37439999}}^1$

素因数の和:37440027

約数の個数: 24

約数和(自身を含む): 44029440000

約数和(自身を除く): 22613760572

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37439999, 74879998, 149759996, 411839989, 486719987, 823679978, 973439974, 1647359956, 1946879948, 5353919857, 10707839714, 21415679428]

約数ペア:

[(1, 21415679428), (2, 10707839714), (4, 5353919857), (11, 1946879948), (13, 1647359956), (22, 973439974), (26, 823679978), (44, 486719987), (52, 411839989), (143, 149759996), (286, 74879998), (572, 37439999)]