21293721190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2322107}}^1$

素因数の和:2322252

約数の個数: 32

約数和(自身を含む): 44138628864

約数和(自身を除く): 22844907674

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 1310, 1834, 4585, 9170, 2322107, 4644214, 11610535, 16254749, 23221070, 32509498, 81273745, 162547490, 304196017, 608392034, 1520980085, 2129372119, 3041960170, 4258744238, 10646860595, 21293721190]

約数ペア:

[(1, 21293721190), (2, 10646860595), (5, 4258744238), (7, 3041960170), (10, 2129372119), (14, 1520980085), (35, 608392034), (70, 304196017), (131, 162547490), (262, 81273745), (655, 32509498), (917, 23221070), (1310, 16254749), (1834, 11610535), (4585, 4644214), (9170, 2322107)]