210221374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{37181}}^1$

素因数の和:37451

約数の個数: 16

約数和(自身を含む): 345346416

約数和(自身を除く): 135125042

約数列:

[1, 2, 11, 22, 257, 514, 2827, 5654, 37181, 74362, 408991, 817982, 9555517, 19111034, 105110687, 210221374]

約数ペア:

[(1, 210221374), (2, 105110687), (11, 19111034), (22, 9555517), (257, 817982), (514, 408991), (2827, 74362), (5654, 37181)]