21880398

素因数分解:

$2^1\times 3^1\times {\mathrm{911}}^1\times {\mathrm{4003}}^1$

素因数の和:4919

約数の個数: 16

約数和(自身を含む): 43819776

約数和(自身を除く): 21939378

約数列:

[1, 2, 3, 6, 911, 1822, 2733, 4003, 5466, 8006, 12009, 24018, 3646733, 7293466, 10940199, 21880398]

約数ペア:

[(1, 21880398), (2, 10940199), (3, 7293466), (6, 3646733), (911, 24018), (1822, 12009), (2733, 8006), (4003, 5466)]