21357972

素因数分解:

$2^2\times 3^3\times {\mathrm{197759}}^1$

素因数の和:197772

約数の個数: 24

約数和(自身を含む): 55372800

約数和(自身を除く): 34014828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197759, 395518, 593277, 791036, 1186554, 1779831, 2373108, 3559662, 5339493, 7119324, 10678986, 21357972]

約数ペア:

[(1, 21357972), (2, 10678986), (3, 7119324), (4, 5339493), (6, 3559662), (9, 2373108), (12, 1779831), (18, 1186554), (27, 791036), (36, 593277), (54, 395518), (108, 197759)]