21335204

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{2593}}^1$

素因数の和:2636

約数の個数: 36

約数和(自身を含む): 43470252

約数和(自身を除く): 22135048

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 121, 187, 242, 374, 484, 748, 2057, 2593, 4114, 5186, 8228, 10372, 28523, 44081, 57046, 88162, 114092, 176324, 313753, 484891, 627506, 969782, 1255012, 1939564, 5333801, 10667602, 21335204]

約数ペア:

[(1, 21335204), (2, 10667602), (4, 5333801), (11, 1939564), (17, 1255012), (22, 969782), (34, 627506), (44, 484891), (68, 313753), (121, 176324), (187, 114092), (242, 88162), (374, 57046), (484, 44081), (748, 28523), (2057, 10372), (2593, 8228), (4114, 5186)]