21399930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79259}}^1$

素因数の和:79275

約数の個数: 32

約数和(自身を含む): 57067200

約数和(自身を除く): 35667270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 79259, 158518, 237777, 396295, 475554, 713331, 792590, 1188885, 1426662, 2139993, 2377770, 3566655, 4279986, 7133310, 10699965, 21399930]

約数ペア:

[(1, 21399930), (2, 10699965), (3, 7133310), (5, 4279986), (6, 3566655), (9, 2377770), (10, 2139993), (15, 1426662), (18, 1188885), (27, 792590), (30, 713331), (45, 475554), (54, 396295), (90, 237777), (135, 158518), (270, 79259)]