21148806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{503543}}^1$

素因数の和:503555

約数の個数: 16

約数和(自身を含む): 48340224

約数和(自身を除く): 27191418

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 503543, 1007086, 1510629, 3021258, 3524801, 7049602, 10574403, 21148806]

約数ペア:

[(1, 21148806), (2, 10574403), (3, 7049602), (6, 3524801), (7, 3021258), (14, 1510629), (21, 1007086), (42, 503543)]