21797446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{52147}}^1$

素因数の和:52179

約数の個数: 16

約数和(自身を含む): 37546560

約数和(自身を除く): 15749114

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 52147, 104294, 573617, 990793, 1147234, 1981586, 10898723, 21797446]

約数ペア:

[(1, 21797446), (2, 10898723), (11, 1981586), (19, 1147234), (22, 990793), (38, 573617), (209, 104294), (418, 52147)]