21854924

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{60041}}^1$

素因数の和:60065

約数の個数: 24

約数和(自身を含む): 47072928

約数和(自身を除く): 25218004

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 60041, 120082, 240164, 420287, 780533, 840574, 1561066, 1681148, 3122132, 5463731, 10927462, 21854924]

約数ペア:

[(1, 21854924), (2, 10927462), (4, 5463731), (7, 3122132), (13, 1681148), (14, 1561066), (26, 840574), (28, 780533), (52, 420287), (91, 240164), (182, 120082), (364, 60041)]