21669258

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{787}}^1$

素因数の和:1158

約数の個数: 32

約数和(自身を含む): 46863936

約数和(自身を除く): 25194678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 353, 706, 787, 1059, 1574, 2118, 2361, 4589, 4722, 9178, 10231, 13767, 20462, 27534, 30693, 61386, 277811, 555622, 833433, 1666866, 3611543, 7223086, 10834629, 21669258]

約数ペア:

[(1, 21669258), (2, 10834629), (3, 7223086), (6, 3611543), (13, 1666866), (26, 833433), (39, 555622), (78, 277811), (353, 61386), (706, 30693), (787, 27534), (1059, 20462), (1574, 13767), (2118, 10231), (2361, 9178), (4589, 4722)]