2021855675

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{189401}}^1$

素因数の和:189479

約数の個数: 24

約数和(自身を含む): 2912245152

約数和(自身を除く): 890389477

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 427, 1525, 2135, 10675, 189401, 947005, 1325807, 4735025, 6629035, 11553461, 33145175, 57767305, 80874227, 288836525, 404371135, 2021855675]

約数ペア:

[(1, 2021855675), (5, 404371135), (7, 288836525), (25, 80874227), (35, 57767305), (61, 33145175), (175, 11553461), (305, 6629035), (427, 4735025), (1525, 1325807), (2135, 947005), (10675, 189401)]