21379224

素因数分解:

$2^3\times 3^1\times {\mathrm{89}}^1\times {\mathrm{10009}}^1$

素因数の和:10107

約数の個数: 32

約数和(自身を含む): 54054000

約数和(自身を除く): 32674776

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 89, 178, 267, 356, 534, 712, 1068, 2136, 10009, 20018, 30027, 40036, 60054, 80072, 120108, 240216, 890801, 1781602, 2672403, 3563204, 5344806, 7126408, 10689612, 21379224]

約数ペア:

[(1, 21379224), (2, 10689612), (3, 7126408), (4, 5344806), (6, 3563204), (8, 2672403), (12, 1781602), (24, 890801), (89, 240216), (178, 120108), (267, 80072), (356, 60054), (534, 40036), (712, 30027), (1068, 20018), (2136, 10009)]