21752486

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{91397}}^1$

素因数の和:91423

約数の個数: 16

約数和(自身を含む): 39483936

約数和(自身を除く): 17731450

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 91397, 182794, 639779, 1279558, 1553749, 3107498, 10876243, 21752486]

約数ペア:

[(1, 21752486), (2, 10876243), (7, 3107498), (14, 1553749), (17, 1279558), (34, 639779), (119, 182794), (238, 91397)]