21282242

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{3709}}^1$

素因数の和:3881

約数の個数: 16

約数和(自身を含む): 33835200

約数和(自身を除く): 12552958

約数列:

[1, 2, 19, 38, 151, 302, 2869, 3709, 5738, 7418, 70471, 140942, 560059, 1120118, 10641121, 21282242]

約数ペア:

[(1, 21282242), (2, 10641121), (19, 1120118), (38, 560059), (151, 140942), (302, 70471), (2869, 7418), (3709, 5738)]