21612168

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{17657}}^1$

素因数の和:17686

約数の個数: 48

約数和(自身を含む): 61979580

約数和(自身を除く): 40367412

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, 17657, 35314, 52971, 70628, 105942, 141256, 158913, 211884, 300169, 317826, 423768, 600338, 635652, 900507, 1200676, 1271304, 1801014, 2401352, 2701521, 3602028, 5403042, 7204056, 10806084, 21612168]

約数ペア:

[(1, 21612168), (2, 10806084), (3, 7204056), (4, 5403042), (6, 3602028), (8, 2701521), (9, 2401352), (12, 1801014), (17, 1271304), (18, 1200676), (24, 900507), (34, 635652), (36, 600338), (51, 423768), (68, 317826), (72, 300169), (102, 211884), (136, 158913), (153, 141256), (204, 105942), (306, 70628), (408, 52971), (612, 35314), (1224, 17657)]