21674500

素因数分解:

$2^2\times 5^3\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:733

約数の個数: 48

約数和(自身を含む): 48117888

約数和(自身を除く): 26443388

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 125, 134, 250, 268, 335, 500, 647, 670, 1294, 1340, 1675, 2588, 3235, 3350, 6470, 6700, 8375, 12940, 16175, 16750, 32350, 33500, 43349, 64700, 80875, 86698, 161750, 173396, 216745, 323500, 433490, 866980, 1083725, 2167450, 4334900, 5418625, 10837250, 21674500]

約数ペア:

[(1, 21674500), (2, 10837250), (4, 5418625), (5, 4334900), (10, 2167450), (20, 1083725), (25, 866980), (50, 433490), (67, 323500), (100, 216745), (125, 173396), (134, 161750), (250, 86698), (268, 80875), (335, 64700), (500, 43349), (647, 33500), (670, 32350), (1294, 16750), (1340, 16175), (1675, 12940), (2588, 8375), (3235, 6700), (3350, 6470)]