21186299

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:362

約数の個数: 16

約数和(自身を含む): 22794240

約数和(自身を除く): 1607941

約数列:

[1, 31, 41, 79, 211, 1271, 2449, 3239, 6541, 8651, 16669, 100409, 268181, 516739, 683429, 21186299]

約数ペア:

[(1, 21186299), (31, 683429), (41, 516739), (79, 268181), (211, 100409), (1271, 16669), (2449, 8651), (3239, 6541)]