21852166

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{727}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 39836160

約数和(自身を除く): 17983994

約数列:

[1, 2, 7, 14, 19, 38, 113, 133, 226, 266, 727, 791, 1454, 1582, 2147, 4294, 5089, 10178, 13813, 15029, 27626, 30058, 82151, 96691, 164302, 193382, 575057, 1150114, 1560869, 3121738, 10926083, 21852166]

約数ペア:

[(1, 21852166), (2, 10926083), (7, 3121738), (14, 1560869), (19, 1150114), (38, 575057), (113, 193382), (133, 164302), (226, 96691), (266, 82151), (727, 30058), (791, 27626), (1454, 15029), (1582, 13813), (2147, 10178), (4294, 5089)]