1421637

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 2325600

約数和(自身を除く): 903963

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 509, 931, 1527, 2793, 3563, 9671, 10689, 24941, 29013, 67697, 74823, 203091, 473879, 1421637]

約数ペア:

[(1, 1421637), (3, 473879), (7, 203091), (19, 74823), (21, 67697), (49, 29013), (57, 24941), (133, 10689), (147, 9671), (399, 3563), (509, 2793), (931, 1527)]