21349452

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2046

約数の個数: 48

約数和(自身を含む): 53222400

約数和(自身を除く): 31872948

約数列:

[1, 2, 3, 4, 6, 12, 29, 31, 58, 62, 87, 93, 116, 124, 174, 186, 348, 372, 899, 1798, 1979, 2697, 3596, 3958, 5394, 5937, 7916, 10788, 11874, 23748, 57391, 61349, 114782, 122698, 172173, 184047, 229564, 245396, 344346, 368094, 688692, 736188, 1779121, 3558242, 5337363, 7116484, 10674726, 21349452]

約数ペア:

[(1, 21349452), (2, 10674726), (3, 7116484), (4, 5337363), (6, 3558242), (12, 1779121), (29, 736188), (31, 688692), (58, 368094), (62, 344346), (87, 245396), (93, 229564), (116, 184047), (124, 172173), (174, 122698), (186, 114782), (348, 61349), (372, 57391), (899, 23748), (1798, 11874), (1979, 10788), (2697, 7916), (3596, 5937), (3958, 5394)]