21208422

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{25801}}^1$

素因数の和:25943

約数の個数: 16

約数和(自身を含む): 42728112

約数和(自身を除く): 21519690

約数列:

[1, 2, 3, 6, 137, 274, 411, 822, 25801, 51602, 77403, 154806, 3534737, 7069474, 10604211, 21208422]

約数ペア:

[(1, 21208422), (2, 10604211), (3, 7069474), (6, 3534737), (137, 154806), (274, 77403), (411, 51602), (822, 25801)]