21066650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{38303}}^1$

素因数の和:38326

約数の個数: 24

約数和(自身を含む): 42747264

約数和(自身を除く): 21680614

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 38303, 76606, 191515, 383030, 421333, 842666, 957575, 1915150, 2106665, 4213330, 10533325, 21066650]

約数ペア:

[(1, 21066650), (2, 10533325), (5, 4213330), (10, 2106665), (11, 1915150), (22, 957575), (25, 842666), (50, 421333), (55, 383030), (110, 191515), (275, 76606), (550, 38303)]