21949202675

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{2347}}^1\times {\mathrm{4507}}^1$

素因数の和:6947

約数の個数: 24

約数和(自身を含む): 27562777536

約数和(自身を除く): 5613574861

約数列:

[1, 5, 25, 83, 415, 2075, 2347, 4507, 11735, 22535, 58675, 112675, 194801, 374081, 974005, 1870405, 4870025, 9352025, 10577929, 52889645, 264448225, 877968107, 4389840535, 21949202675]

約数ペア:

[(1, 21949202675), (5, 4389840535), (25, 877968107), (83, 264448225), (415, 52889645), (2075, 10577929), (2347, 9352025), (4507, 4870025), (11735, 1870405), (22535, 974005), (58675, 374081), (112675, 194801)]