21042802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{18047}}^1$

素因数の和:18113

約数の個数: 16

約数和(自身を含む): 35085312

約数和(自身を除く): 14042510

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 18047, 36094, 198517, 397034, 956491, 1912982, 10521401, 21042802]

約数ペア:

[(1, 21042802), (2, 10521401), (11, 1912982), (22, 956491), (53, 397034), (106, 198517), (583, 36094), (1166, 18047)]