21042396

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 58927680

約数和(自身を除く): 37885284

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 73, 102, 108, 146, 153, 157, 204, 219, 292, 306, 314, 438, 459, 471, 612, 628, 657, 876, 918, 942, 1241, 1314, 1413, 1836, 1884, 1971, 2482, 2628, 2669, 2826, 3723, 3942, 4239, 4964, 5338, 5652, 7446, 7884, 8007, 8478, 10676, 11169, 11461, 14892, 16014, 16956, 22338, 22922, 24021, 32028, 33507, 34383, 44676, 45844, 48042, 67014, 68766, 72063, 96084, 103149, 134028, 137532, 144126, 194837, 206298, 288252, 309447, 389674, 412596, 584511, 618894, 779348, 1169022, 1237788, 1753533, 2338044, 3507066, 5260599, 7014132, 10521198, 21042396]

約数ペア:

[(1, 21042396), (2, 10521198), (3, 7014132), (4, 5260599), (6, 3507066), (9, 2338044), (12, 1753533), (17, 1237788), (18, 1169022), (27, 779348), (34, 618894), (36, 584511), (51, 412596), (54, 389674), (68, 309447), (73, 288252), (102, 206298), (108, 194837), (146, 144126), (153, 137532), (157, 134028), (204, 103149), (219, 96084), (292, 72063), (306, 68766), (314, 67014), (438, 48042), (459, 45844), (471, 44676), (612, 34383), (628, 33507), (657, 32028), (876, 24021), (918, 22922), (942, 22338), (1241, 16956), (1314, 16014), (1413, 14892), (1836, 11461), (1884, 11169), (1971, 10676), (2482, 8478), (2628, 8007), (2669, 7884), (2826, 7446), (3723, 5652), (3942, 5338), (4239, 4964)]