21693938

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{91151}}^1$

素因数の和:91177

約数の個数: 16

約数和(自身を含む): 39377664

約数和(自身を除く): 17683726

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 91151, 182302, 638057, 1276114, 1549567, 3099134, 10846969, 21693938]

約数ペア:

[(1, 21693938), (2, 10846969), (7, 3099134), (14, 1549567), (17, 1276114), (34, 638057), (119, 182302), (238, 91151)]