21674220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{361237}}^1$

素因数の和:361249

約数の個数: 24

約数和(自身を含む): 60687984

約数和(自身を除く): 39013764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 361237, 722474, 1083711, 1444948, 1806185, 2167422, 3612370, 4334844, 5418555, 7224740, 10837110, 21674220]

約数ペア:

[(1, 21674220), (2, 10837110), (3, 7224740), (4, 5418555), (5, 4334844), (6, 3612370), (10, 2167422), (12, 1806185), (15, 1444948), (20, 1083711), (30, 722474), (60, 361237)]