21750135

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{683}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 38216448

約数和(自身を除く): 16466313

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 193, 579, 683, 965, 2049, 2123, 2895, 3415, 6369, 7513, 10245, 10615, 22539, 31845, 37565, 112695, 131819, 395457, 659095, 1450009, 1977285, 4350027, 7250045, 21750135]

約数ペア:

[(1, 21750135), (3, 7250045), (5, 4350027), (11, 1977285), (15, 1450009), (33, 659095), (55, 395457), (165, 131819), (193, 112695), (579, 37565), (683, 31845), (965, 22539), (2049, 10615), (2123, 10245), (2895, 7513), (3415, 6369)]