21397206

素因数分解:

$2^1\times 3^1\times {\mathrm{1699}}^1\times {\mathrm{2099}}^1$

素因数の和:3803

約数の個数: 16

約数和(自身を含む): 42840000

約数和(自身を除く): 21442794

約数列:

[1, 2, 3, 6, 1699, 2099, 3398, 4198, 5097, 6297, 10194, 12594, 3566201, 7132402, 10698603, 21397206]

約数ペア:

[(1, 21397206), (2, 10698603), (3, 7132402), (6, 3566201), (1699, 12594), (2099, 10194), (3398, 6297), (4198, 5097)]