21354872

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34667}}^1$

素因数の和:34691

約数の個数: 32

約数和(自身を含む): 49921920

約数和(自身を除く): 28567048

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34667, 69334, 138668, 242669, 277336, 381337, 485338, 762674, 970676, 1525348, 1941352, 2669359, 3050696, 5338718, 10677436, 21354872]

約数ペア:

[(1, 21354872), (2, 10677436), (4, 5338718), (7, 3050696), (8, 2669359), (11, 1941352), (14, 1525348), (22, 970676), (28, 762674), (44, 485338), (56, 381337), (77, 277336), (88, 242669), (154, 138668), (308, 69334), (616, 34667)]