21722814

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{3343}}^1$

素因数の和:3389

約数の個数: 36

約数和(自身を含む): 49688496

約数和(自身を除く): 27965682

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 361, 722, 1083, 2166, 3249, 3343, 6498, 6686, 10029, 20058, 30087, 60174, 63517, 127034, 190551, 381102, 571653, 1143306, 1206823, 2413646, 3620469, 7240938, 10861407, 21722814]

約数ペア:

[(1, 21722814), (2, 10861407), (3, 7240938), (6, 3620469), (9, 2413646), (18, 1206823), (19, 1143306), (38, 571653), (57, 381102), (114, 190551), (171, 127034), (342, 63517), (361, 60174), (722, 30087), (1083, 20058), (2166, 10029), (3249, 6686), (3343, 6498)]