21290562

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1697}}^1$

素因数の和:1763

約数の個数: 48

約数和(自身を含む): 50063832

約数和(自身を除く): 28773270

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 41, 51, 82, 102, 123, 153, 246, 306, 369, 697, 738, 1394, 1697, 2091, 3394, 4182, 5091, 6273, 10182, 12546, 15273, 28849, 30546, 57698, 69577, 86547, 139154, 173094, 208731, 259641, 417462, 519282, 626193, 1182809, 1252386, 2365618, 3548427, 7096854, 10645281, 21290562]

約数ペア:

[(1, 21290562), (2, 10645281), (3, 7096854), (6, 3548427), (9, 2365618), (17, 1252386), (18, 1182809), (34, 626193), (41, 519282), (51, 417462), (82, 259641), (102, 208731), (123, 173094), (153, 139154), (246, 86547), (306, 69577), (369, 57698), (697, 30546), (738, 28849), (1394, 15273), (1697, 12546), (2091, 10182), (3394, 6273), (4182, 5091)]