21269448

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{17377}}^1$

素因数の和:17406

約数の個数: 48

約数和(自身を含む): 60996780

約数和(自身を除く): 39727332

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 17377, 34754, 52131, 69508, 104262, 139016, 156393, 208524, 295409, 312786, 417048, 590818, 625572, 886227, 1181636, 1251144, 1772454, 2363272, 2658681, 3544908, 5317362, 7089816, 10634724, 21269448]

約数ペア:

[(1, 21269448), (2, 10634724), (3, 7089816), (4, 5317362), (6, 3544908), (8, 2658681), (9, 2363272), (12, 1772454), (17, 1251144), (18, 1181636), (24, 886227), (34, 625572), (36, 590818), (51, 417048), (68, 312786), (72, 295409), (102, 208524), (136, 156393), (153, 139016), (204, 104262), (306, 69508), (408, 52131), (612, 34754), (1224, 17377)]