21149241435

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{67140449}}^1$

素因数の和:67140467

約数の個数: 24

約数和(自身を含む): 41895640800

約数和(自身を除く): 20746399365

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 67140449, 201421347, 335702245, 469983143, 604264041, 1007106735, 1409949429, 2349915715, 3021320205, 4229848287, 7049747145, 21149241435]

約数ペア:

[(1, 21149241435), (3, 7049747145), (5, 4229848287), (7, 3021320205), (9, 2349915715), (15, 1409949429), (21, 1007106735), (35, 604264041), (45, 469983143), (63, 335702245), (105, 201421347), (315, 67140449)]