2021063848

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{114781}}^1$

素因数の和:114889

約数の個数: 32

約数和(自身を含む): 3966865920

約数和(自身を除く): 1945802072

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 2201, 4402, 8804, 17608, 114781, 229562, 459124, 918248, 3558211, 7116422, 8149451, 14232844, 16298902, 28465688, 32597804, 65195608, 252632981, 505265962, 1010531924, 2021063848]

約数ペア:

[(1, 2021063848), (2, 1010531924), (4, 505265962), (8, 252632981), (31, 65195608), (62, 32597804), (71, 28465688), (124, 16298902), (142, 14232844), (248, 8149451), (284, 7116422), (568, 3558211), (2201, 918248), (4402, 459124), (8804, 229562), (17608, 114781)]