21775642

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{15101}}^1$

素因数の和:15213

約数の個数: 16

約数和(自身を含む): 37694592

約数和(自身を除く): 15918950

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 15101, 30202, 105707, 211414, 1555403, 3110806, 10887821, 21775642]

約数ペア:

[(1, 21775642), (2, 10887821), (7, 3110806), (14, 1555403), (103, 211414), (206, 105707), (721, 30202), (1442, 15101)]