21820758

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{213929}}^1$

素因数の和:213951

約数の個数: 16

約数和(自身を含む): 46208880

約数和(自身を除く): 24388122

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 213929, 427858, 641787, 1283574, 3636793, 7273586, 10910379, 21820758]

約数ペア:

[(1, 21820758), (2, 10910379), (3, 7273586), (6, 3636793), (17, 1283574), (34, 641787), (51, 427858), (102, 213929)]