21495177

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{7487}}^1$

素因数の和:7533

約数の個数: 24

約数和(自身を含む): 35043840

約数和(自身を除く): 13548663

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 7487, 22461, 67383, 82357, 217123, 247071, 651369, 741213, 1954107, 2388353, 7165059, 21495177]

約数ペア:

[(1, 21495177), (3, 7165059), (9, 2388353), (11, 1954107), (29, 741213), (33, 651369), (87, 247071), (99, 217123), (261, 82357), (319, 67383), (957, 22461), (2871, 7487)]