21770642

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{14891}}^1$

素因数の和:14953

約数の個数: 16

約数和(自身を含む): 35383392

約数和(自身を除く): 13612750

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 14891, 29782, 253147, 506294, 640313, 1280626, 10885321, 21770642]

約数ペア:

[(1, 21770642), (2, 10885321), (17, 1280626), (34, 640313), (43, 506294), (86, 253147), (731, 29782), (1462, 14891)]