21782220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{363037}}^1$

素因数の和:363049

約数の個数: 24

約数和(自身を含む): 60990384

約数和(自身を除く): 39208164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 363037, 726074, 1089111, 1452148, 1815185, 2178222, 3630370, 4356444, 5445555, 7260740, 10891110, 21782220]

約数ペア:

[(1, 21782220), (2, 10891110), (3, 7260740), (4, 5445555), (5, 4356444), (6, 3630370), (10, 2178222), (12, 1815185), (15, 1452148), (20, 1089111), (30, 726074), (60, 363037)]