21584790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{239831}}^1$

素因数の和:239844

約数の個数: 24

約数和(自身を含む): 56120688

約数和(自身を除く): 34535898

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 239831, 479662, 719493, 1199155, 1438986, 2158479, 2398310, 3597465, 4316958, 7194930, 10792395, 21584790]

約数ペア:

[(1, 21584790), (2, 10792395), (3, 7194930), (5, 4316958), (6, 3597465), (9, 2398310), (10, 2158479), (15, 1438986), (18, 1199155), (30, 719493), (45, 479662), (90, 239831)]