21103698297

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{176221}}^1$

素因数の和:176445

約数の個数: 32

約数和(自身を含む): 32481239040

約数和(自身を除く): 11377540743

約数列:

[1, 3, 11, 19, 33, 57, 191, 209, 573, 627, 2101, 3629, 6303, 10887, 39919, 119757, 176221, 528663, 1938431, 3348199, 5815293, 10044597, 33658211, 36830189, 100974633, 110490567, 370240321, 639506009, 1110720963, 1918518027, 7034566099, 21103698297]

約数ペア:

[(1, 21103698297), (3, 7034566099), (11, 1918518027), (19, 1110720963), (33, 639506009), (57, 370240321), (191, 110490567), (209, 100974633), (573, 36830189), (627, 33658211), (2101, 10044597), (3629, 5815293), (6303, 3348199), (10887, 1938431), (39919, 528663), (119757, 176221)]