21476394

素因数分解:

$2^1\times 3^3\times {\mathrm{137}}^1\times {\mathrm{2903}}^1$

素因数の和:3051

約数の個数: 32

約数和(自身を含む): 48090240

約数和(自身を除く): 26613846

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 137, 274, 411, 822, 1233, 2466, 2903, 3699, 5806, 7398, 8709, 17418, 26127, 52254, 78381, 156762, 397711, 795422, 1193133, 2386266, 3579399, 7158798, 10738197, 21476394]

約数ペア:

[(1, 21476394), (2, 10738197), (3, 7158798), (6, 3579399), (9, 2386266), (18, 1193133), (27, 795422), (54, 397711), (137, 156762), (274, 78381), (411, 52254), (822, 26127), (1233, 17418), (2466, 8709), (2903, 7398), (3699, 5806)]