21169860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{352831}}^1$

素因数の和:352843

約数の個数: 24

約数和(自身を含む): 59275776

約数和(自身を除く): 38105916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 352831, 705662, 1058493, 1411324, 1764155, 2116986, 3528310, 4233972, 5292465, 7056620, 10584930, 21169860]

約数ペア:

[(1, 21169860), (2, 10584930), (3, 7056620), (4, 5292465), (5, 4233972), (6, 3528310), (10, 2116986), (12, 1764155), (15, 1411324), (20, 1058493), (30, 705662), (60, 352831)]