2021770429

素因数分解:

$7^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{2939}}^1$

素因数の和:3193

約数の個数: 24

約数和(自身を含む): 2393042400

約数和(自身を除く): 371271971

約数列:

[1, 7, 49, 101, 139, 707, 973, 2939, 4949, 6811, 14039, 20573, 98273, 144011, 296839, 408521, 687911, 2077873, 2859647, 14545111, 20017529, 41260621, 288824347, 2021770429]

約数ペア:

[(1, 2021770429), (7, 288824347), (49, 41260621), (101, 20017529), (139, 14545111), (707, 2859647), (973, 2077873), (2939, 687911), (4949, 408521), (6811, 296839), (14039, 144011), (20573, 98273)]