21322862

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:185

約数の個数: 48

約数和(自身を含む): 38265696

約数和(自身を除く): 16942834

約数列:

[1, 2, 11, 17, 22, 34, 71, 73, 121, 142, 146, 187, 242, 374, 781, 803, 1207, 1241, 1562, 1606, 2057, 2414, 2482, 4114, 5183, 8591, 8833, 10366, 13277, 13651, 17182, 17666, 26554, 27302, 57013, 88111, 114026, 146047, 150161, 176222, 292094, 300322, 627143, 969221, 1254286, 1938442, 10661431, 21322862]

約数ペア:

[(1, 21322862), (2, 10661431), (11, 1938442), (17, 1254286), (22, 969221), (34, 627143), (71, 300322), (73, 292094), (121, 176222), (142, 150161), (146, 146047), (187, 114026), (242, 88111), (374, 57013), (781, 27302), (803, 26554), (1207, 17666), (1241, 17182), (1562, 13651), (1606, 13277), (2057, 10366), (2414, 8833), (2482, 8591), (4114, 5183)]