21132098

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{607}}^1$

素因数の和:738

約数の個数: 24

約数和(自身を含む): 34714368

約数和(自身を除く): 13582270

約数列:

[1, 2, 13, 26, 103, 169, 206, 338, 607, 1214, 1339, 2678, 7891, 15782, 17407, 34814, 62521, 102583, 125042, 205166, 812773, 1625546, 10566049, 21132098]

約数ペア:

[(1, 21132098), (2, 10566049), (13, 1625546), (26, 812773), (103, 205166), (169, 125042), (206, 102583), (338, 62521), (607, 34814), (1214, 17407), (1339, 15782), (2678, 7891)]