16721226

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 37964160

約数和(自身を除く): 21242934

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 103, 174, 206, 261, 309, 311, 522, 618, 622, 927, 933, 1854, 1866, 2799, 2987, 5598, 5974, 8961, 9019, 17922, 18038, 26883, 27057, 32033, 53766, 54114, 64066, 81171, 96099, 162342, 192198, 288297, 576594, 928957, 1857914, 2786871, 5573742, 8360613, 16721226]

約数ペア:

[(1, 16721226), (2, 8360613), (3, 5573742), (6, 2786871), (9, 1857914), (18, 928957), (29, 576594), (58, 288297), (87, 192198), (103, 162342), (174, 96099), (206, 81171), (261, 64066), (309, 54114), (311, 53766), (522, 32033), (618, 27057), (622, 26883), (927, 18038), (933, 17922), (1854, 9019), (1866, 8961), (2799, 5974), (2987, 5598)]