21923506

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{73}}^2$

素因数の和:187

約数の個数: 36

約数和(自身を含む): 38804346

約数和(自身を除く): 16880840

約数列:

[1, 2, 11, 17, 22, 34, 73, 121, 146, 187, 242, 374, 803, 1241, 1606, 2057, 2482, 4114, 5329, 8833, 10658, 13651, 17666, 27302, 58619, 90593, 117238, 150161, 181186, 300322, 644809, 996523, 1289618, 1993046, 10961753, 21923506]

約数ペア:

[(1, 21923506), (2, 10961753), (11, 1993046), (17, 1289618), (22, 996523), (34, 644809), (73, 300322), (121, 181186), (146, 150161), (187, 117238), (242, 90593), (374, 58619), (803, 27302), (1241, 17666), (1606, 13651), (2057, 10658), (2482, 8833), (4114, 5329)]