21534412

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{353}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 38418912

約数和(自身を除く): 16884500

約数列:

[1, 2, 4, 101, 151, 202, 302, 353, 404, 604, 706, 1412, 15251, 30502, 35653, 53303, 61004, 71306, 106606, 142612, 213212, 5383603, 10767206, 21534412]

約数ペア:

[(1, 21534412), (2, 10767206), (4, 5383603), (101, 213212), (151, 142612), (202, 106606), (302, 71306), (353, 61004), (404, 53303), (604, 35653), (706, 30502), (1412, 15251)]