21652203

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{929}}^1$

素因数の和:1406

約数の個数: 16

約数和(自身を含む): 30667680

約数和(自身を除く): 9015477

約数列:

[1, 3, 17, 51, 457, 929, 1371, 2787, 7769, 15793, 23307, 47379, 424553, 1273659, 7217401, 21652203]

約数ペア:

[(1, 21652203), (3, 7217401), (17, 1273659), (51, 424553), (457, 47379), (929, 23307), (1371, 15793), (2787, 7769)]