2219931

素因数分解:

$3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 3704064

約数和(自身を除く): 1484133

約数列:

[1, 3, 7, 9, 21, 63, 167, 211, 501, 633, 1169, 1477, 1503, 1899, 3507, 4431, 10521, 13293, 35237, 105711, 246659, 317133, 739977, 2219931]

約数ペア:

[(1, 2219931), (3, 739977), (7, 317133), (9, 246659), (21, 105711), (63, 35237), (167, 13293), (211, 10521), (501, 4431), (633, 3507), (1169, 1899), (1477, 1503)]