21069834

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 46418400

約数和(自身を除く): 25348566

約数列:

[1, 2, 3, 6, 17, 29, 34, 51, 58, 87, 102, 174, 289, 419, 493, 578, 838, 867, 986, 1257, 1479, 1734, 2514, 2958, 7123, 8381, 12151, 14246, 16762, 21369, 24302, 25143, 36453, 42738, 50286, 72906, 121091, 206567, 242182, 363273, 413134, 619701, 726546, 1239402, 3511639, 7023278, 10534917, 21069834]

約数ペア:

[(1, 21069834), (2, 10534917), (3, 7023278), (6, 3511639), (17, 1239402), (29, 726546), (34, 619701), (51, 413134), (58, 363273), (87, 242182), (102, 206567), (174, 121091), (289, 72906), (419, 50286), (493, 42738), (578, 36453), (838, 25143), (867, 24302), (986, 21369), (1257, 16762), (1479, 14246), (1734, 12151), (2514, 8381), (2958, 7123)]