2161677218

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{661873}}^1$

素因数の和:661969

約数の個数: 16

約数和(自身を含む): 3431154816

約数和(自身を除く): 1269477598

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 661873, 1323746, 15223079, 30446158, 46992983, 93985966, 1080838609, 2161677218]

約数ペア:

[(1, 2161677218), (2, 1080838609), (23, 93985966), (46, 46992983), (71, 30446158), (142, 15223079), (1633, 1323746), (3266, 661873)]