21580801

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:600

約数の個数: 16

約数和(自身を含む): 24393600

約数和(自身を除く): 2812799

約数列:

[1, 11, 41, 109, 439, 451, 1199, 4469, 4829, 17999, 47851, 49159, 197989, 526361, 1961891, 21580801]

約数ペア:

[(1, 21580801), (11, 1961891), (41, 526361), (109, 197989), (439, 49159), (451, 47851), (1199, 17999), (4469, 4829)]