21983450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{15161}}^1$

素因数の和:15202

約数の個数: 24

約数和(自身を含む): 42301980

約数和(自身を除く): 20318530

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 15161, 30322, 75805, 151610, 379025, 439669, 758050, 879338, 2198345, 4396690, 10991725, 21983450]

約数ペア:

[(1, 21983450), (2, 10991725), (5, 4396690), (10, 2198345), (25, 879338), (29, 758050), (50, 439669), (58, 379025), (145, 151610), (290, 75805), (725, 30322), (1450, 15161)]