21958684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{17209}}^1$

素因数の和:17253

約数の個数: 24

約数和(自身を含む): 43369200

約数和(自身を除く): 21410516

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 17209, 34418, 68836, 189299, 378598, 499061, 757196, 998122, 1996244, 5489671, 10979342, 21958684]

約数ペア:

[(1, 21958684), (2, 10979342), (4, 5489671), (11, 1996244), (22, 998122), (29, 757196), (44, 499061), (58, 378598), (116, 189299), (319, 68836), (638, 34418), (1276, 17209)]