21363985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{6793}}^1$

素因数の和:6852

約数の個数: 16

約数和(自身を含む): 27882576

約数和(自身を除く): 6518591

約数列:

[1, 5, 17, 37, 85, 185, 629, 3145, 6793, 33965, 115481, 251341, 577405, 1256705, 4272797, 21363985]

約数ペア:

[(1, 21363985), (5, 4272797), (17, 1256705), (37, 577405), (85, 251341), (185, 115481), (629, 33965), (3145, 6793)]