21735986

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1907}}^1$

素因数の和:2089

約数の個数: 16

約数和(自身を含む): 33657120

約数和(自身を除く): 11921134

約数列:

[1, 2, 41, 82, 139, 278, 1907, 3814, 5699, 11398, 78187, 156374, 265073, 530146, 10867993, 21735986]

約数ペア:

[(1, 21735986), (2, 10867993), (41, 530146), (82, 265073), (139, 156374), (278, 78187), (1907, 11398), (3814, 5699)]