21459724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37517}}^1$

素因数の和:37545

約数の個数: 24

約数和(自身を含む): 44121168

約数和(自身を除く): 22661444

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 37517, 75034, 150068, 412687, 487721, 825374, 975442, 1650748, 1950884, 5364931, 10729862, 21459724]

約数ペア:

[(1, 21459724), (2, 10729862), (4, 5364931), (11, 1950884), (13, 1650748), (22, 975442), (26, 825374), (44, 487721), (52, 412687), (143, 150068), (286, 75034), (572, 37517)]