21966755

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7459}}^1$

素因数の和:7514

約数の個数: 16

約数和(自身を含む): 28646400

約数和(自身を除く): 6679645

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 7459, 37295, 141721, 231229, 708605, 1156145, 4393351, 21966755]

約数ペア:

[(1, 21966755), (5, 4393351), (19, 1156145), (31, 708605), (95, 231229), (155, 141721), (589, 37295), (2945, 7459)]