21408012

素因数分解:

$2^2\times 3^2\times {\mathrm{594667}}^1$

素因数の和:594677

約数の個数: 18

約数和(自身を含む): 54114788

約数和(自身を除く): 32706776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 594667, 1189334, 1784001, 2378668, 3568002, 5352003, 7136004, 10704006, 21408012]

約数ペア:

[(1, 21408012), (2, 10704006), (3, 7136004), (4, 5352003), (6, 3568002), (9, 2378668), (12, 1784001), (18, 1189334), (36, 594667)]