21662622

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{653}}^1$

素因数の和:777

約数の個数: 48

約数和(自身を含む): 49991760

約数和(自身を除く): 28329138

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 97, 114, 171, 194, 291, 342, 582, 653, 873, 1306, 1746, 1843, 1959, 3686, 3918, 5529, 5877, 11058, 11754, 12407, 16587, 24814, 33174, 37221, 63341, 74442, 111663, 126682, 190023, 223326, 380046, 570069, 1140138, 1203479, 2406958, 3610437, 7220874, 10831311, 21662622]

約数ペア:

[(1, 21662622), (2, 10831311), (3, 7220874), (6, 3610437), (9, 2406958), (18, 1203479), (19, 1140138), (38, 570069), (57, 380046), (97, 223326), (114, 190023), (171, 126682), (194, 111663), (291, 74442), (342, 63341), (582, 37221), (653, 33174), (873, 24814), (1306, 16587), (1746, 12407), (1843, 11754), (1959, 11058), (3686, 5877), (3918, 5529)]