21906084

素因数分解:

$2^2\times 3^1\times {\mathrm{997}}^1\times {\mathrm{1831}}^1$

素因数の和:2835

約数の個数: 24

約数和(自身を含む): 51193408

約数和(自身を除く): 29287324

約数列:

[1, 2, 3, 4, 6, 12, 997, 1831, 1994, 2991, 3662, 3988, 5493, 5982, 7324, 10986, 11964, 21972, 1825507, 3651014, 5476521, 7302028, 10953042, 21906084]

約数ペア:

[(1, 21906084), (2, 10953042), (3, 7302028), (4, 5476521), (6, 3651014), (12, 1825507), (997, 21972), (1831, 11964), (1994, 10986), (2991, 7324), (3662, 5982), (3988, 5493)]