21703983

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16943}}^1$

素因数の和:17014

約数の個数: 16

約数和(自身を含む): 33616896

約数和(自身を除く): 11912913

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 16943, 50829, 118601, 355803, 1033523, 3100569, 7234661, 21703983]

約数ペア:

[(1, 21703983), (3, 7234661), (7, 3100569), (21, 1033523), (61, 355803), (183, 118601), (427, 50829), (1281, 16943)]