21688045442

素因数分解:

$2^1\times 7^1\times {\mathrm{1721}}^1\times {\mathrm{900143}}^1$

素因数の和:901873

約数の個数: 16

約数和(自身を含む): 37201151232

約数和(自身を除く): 15513105790

約数列:

[1, 2, 7, 14, 1721, 3442, 12047, 24094, 900143, 1800286, 6301001, 12602002, 1549146103, 3098292206, 10844022721, 21688045442]

約数ペア:

[(1, 21688045442), (2, 10844022721), (7, 3098292206), (14, 1549146103), (1721, 12602002), (3442, 6301001), (12047, 1800286), (24094, 900143)]