21085611

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11933}}^1$

素因数の和:11986

約数の個数: 16

約数和(自身を含む): 30551040

約数和(自身を除く): 9465429

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 11933, 35799, 226727, 369923, 680181, 1109769, 7028537, 21085611]

約数ペア:

[(1, 21085611), (3, 7028537), (19, 1109769), (31, 680181), (57, 369923), (93, 226727), (589, 35799), (1767, 11933)]