21996330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{2113}}^1$

素因数の和:2470

約数の個数: 32

約数和(自身を含む): 52968384

約数和(自身を除く): 30972054

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 347, 694, 1041, 1735, 2082, 2113, 3470, 4226, 5205, 6339, 10410, 10565, 12678, 21130, 31695, 63390, 733211, 1466422, 2199633, 3666055, 4399266, 7332110, 10998165, 21996330]

約数ペア:

[(1, 21996330), (2, 10998165), (3, 7332110), (5, 4399266), (6, 3666055), (10, 2199633), (15, 1466422), (30, 733211), (347, 63390), (694, 31695), (1041, 21130), (1735, 12678), (2082, 10565), (2113, 10410), (3470, 6339), (4226, 5205)]