21031607258

素因数分解:

$2^1\times {\mathrm{709}}^1\times {\mathrm{2711}}^1\times {\mathrm{5471}}^1$

素因数の和:8893

約数の個数: 16

約数和(自身を含む): 31609336320

約数和(自身を除く): 10577729062

約数列:

[1, 2, 709, 1418, 2711, 5422, 5471, 10942, 1922099, 3844198, 3878939, 7757878, 14831881, 29663762, 10515803629, 21031607258]

約数ペア:

[(1, 21031607258), (2, 10515803629), (709, 29663762), (1418, 14831881), (2711, 7757878), (5422, 3878939), (5471, 3844198), (10942, 1922099)]