21014312

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1277}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 45892980

約数和(自身を除く): 24878668

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 121, 136, 187, 242, 374, 484, 748, 968, 1277, 1496, 2057, 2554, 4114, 5108, 8228, 10216, 14047, 16456, 21709, 28094, 43418, 56188, 86836, 112376, 154517, 173672, 238799, 309034, 477598, 618068, 955196, 1236136, 1910392, 2626789, 5253578, 10507156, 21014312]

約数ペア:

[(1, 21014312), (2, 10507156), (4, 5253578), (8, 2626789), (11, 1910392), (17, 1236136), (22, 955196), (34, 618068), (44, 477598), (68, 309034), (88, 238799), (121, 173672), (136, 154517), (187, 112376), (242, 86836), (374, 56188), (484, 43418), (748, 28094), (968, 21709), (1277, 16456), (1496, 14047), (2057, 10216), (2554, 8228), (4114, 5108)]