21922265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{3533}}^1$

素因数の和:3628

約数の個数: 16

約数和(自身を含む): 28243728

約数和(自身を除く): 6321463

約数列:

[1, 5, 17, 73, 85, 365, 1241, 3533, 6205, 17665, 60061, 257909, 300305, 1289545, 4384453, 21922265]

約数ペア:

[(1, 21922265), (5, 4384453), (17, 1289545), (73, 300305), (85, 257909), (365, 60061), (1241, 17665), (3533, 6205)]