21413678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{74873}}^1$

素因数の和:74899

約数の個数: 16

約数和(自身を含む): 37736496

約数和(自身を除く): 16322818

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 74873, 149746, 823603, 973349, 1647206, 1946698, 10706839, 21413678]

約数ペア:

[(1, 21413678), (2, 10706839), (11, 1946698), (13, 1647206), (22, 973349), (26, 823603), (143, 149746), (286, 74873)]