21449150

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{10463}}^1$

素因数の和:10516

約数の個数: 24

約数和(自身を含む): 40872384

約数和(自身を除く): 19423234

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 10463, 20926, 52315, 104630, 261575, 428983, 523150, 857966, 2144915, 4289830, 10724575, 21449150]

約数ペア:

[(1, 21449150), (2, 10724575), (5, 4289830), (10, 2144915), (25, 857966), (41, 523150), (50, 428983), (82, 261575), (205, 104630), (410, 52315), (1025, 20926), (2050, 10463)]