21836206

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{797}}^1$

素因数の和:928

約数の個数: 32

約数和(自身を含む): 39836160

約数和(自身を除く): 17999954

約数列:

[1, 2, 7, 14, 19, 38, 103, 133, 206, 266, 721, 797, 1442, 1594, 1957, 3914, 5579, 11158, 13699, 15143, 27398, 30286, 82091, 106001, 164182, 212002, 574637, 1149274, 1559729, 3119458, 10918103, 21836206]

約数ペア:

[(1, 21836206), (2, 10918103), (7, 3119458), (14, 1559729), (19, 1149274), (38, 574637), (103, 212002), (133, 164182), (206, 106001), (266, 82091), (721, 30286), (797, 27398), (1442, 15143), (1594, 13699), (1957, 11158), (3914, 5579)]