21629123390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{733937}}^1$

素因数の和:734372

約数の個数: 32

約数和(自身を含む): 44599944384

約数和(自身を除く): 22970820994

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2947, 4210, 5894, 14735, 29470, 733937, 1467874, 3669685, 5137559, 7339370, 10275118, 25687795, 51375590, 308987477, 617974954, 1544937385, 2162912339, 3089874770, 4325824678, 10814561695, 21629123390]

約数ペア:

[(1, 21629123390), (2, 10814561695), (5, 4325824678), (7, 3089874770), (10, 2162912339), (14, 1544937385), (35, 617974954), (70, 308987477), (421, 51375590), (842, 25687795), (2105, 10275118), (2947, 7339370), (4210, 5137559), (5894, 3669685), (14735, 1467874), (29470, 733937)]