2021043997

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{287857}}^1$

素因数の和:287940

約数の個数: 16

約数和(自身を含む): 2487093120

約数和(自身を除く): 466049123

約数列:

[1, 7, 17, 59, 119, 413, 1003, 7021, 287857, 2014999, 4893569, 16983563, 34254983, 118884941, 288720571, 2021043997]

約数ペア:

[(1, 2021043997), (7, 288720571), (17, 118884941), (59, 34254983), (119, 16983563), (413, 4893569), (1003, 2014999), (7021, 287857)]