21090594

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{769}}^1$

素因数の和:1434

約数の個数: 32

約数和(自身を含む): 48343680

約数和(自身を除く): 27253086

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 653, 769, 1306, 1538, 1959, 2307, 3918, 4571, 4614, 5383, 9142, 10766, 13713, 16149, 27426, 32298, 502157, 1004314, 1506471, 3012942, 3515099, 7030198, 10545297, 21090594]

約数ペア:

[(1, 21090594), (2, 10545297), (3, 7030198), (6, 3515099), (7, 3012942), (14, 1506471), (21, 1004314), (42, 502157), (653, 32298), (769, 27426), (1306, 16149), (1538, 13713), (1959, 10766), (2307, 9142), (3918, 5383), (4571, 4614)]