21418259379

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{2047439}}^1$

素因数の和:2047770

約数の個数: 16

約数和(自身を含む): 31252124160

約数和(自身を除く): 9833864781

約数列:

[1, 3, 11, 33, 317, 951, 3487, 10461, 2047439, 6142317, 22521829, 67565487, 649038163, 1947114489, 7139419793, 21418259379]

約数ペア:

[(1, 21418259379), (3, 7139419793), (11, 1947114489), (33, 649038163), (317, 67565487), (951, 22521829), (3487, 6142317), (10461, 2047439)]