21000359580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{350005993}}^1$

素因数の和:350006005

約数の個数: 24

約数和(自身を含む): 58801006992

約数和(自身を除く): 37800647412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 350005993, 700011986, 1050017979, 1400023972, 1750029965, 2100035958, 3500059930, 4200071916, 5250089895, 7000119860, 10500179790, 21000359580]

約数ペア:

[(1, 21000359580), (2, 10500179790), (3, 7000119860), (4, 5250089895), (5, 4200071916), (6, 3500059930), (10, 2100035958), (12, 1750029965), (15, 1400023972), (20, 1050017979), (30, 700011986), (60, 350005993)]