2121578

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1853

約数の個数: 16

約数和(自身を含む): 3459840

約数和(自身を除く): 1338262

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 1801, 3602, 34219, 55831, 68438, 111662, 1060789, 2121578]

約数ペア:

[(1, 2121578), (2, 1060789), (19, 111662), (31, 68438), (38, 55831), (62, 34219), (589, 3602), (1178, 1801)]