21753744

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1$

素因数の和:584

約数の個数: 80

約数和(自身を含む): 60746112

約数和(自身を除く): 38992368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 53, 68, 102, 106, 136, 159, 204, 212, 272, 318, 408, 424, 503, 636, 816, 848, 901, 1006, 1272, 1509, 1802, 2012, 2544, 2703, 3018, 3604, 4024, 5406, 6036, 7208, 8048, 8551, 10812, 12072, 14416, 17102, 21624, 24144, 25653, 26659, 34204, 43248, 51306, 53318, 68408, 79977, 102612, 106636, 136816, 159954, 205224, 213272, 319908, 410448, 426544, 453203, 639816, 906406, 1279632, 1359609, 1812812, 2719218, 3625624, 5438436, 7251248, 10876872, 21753744]

約数ペア:

[(1, 21753744), (2, 10876872), (3, 7251248), (4, 5438436), (6, 3625624), (8, 2719218), (12, 1812812), (16, 1359609), (17, 1279632), (24, 906406), (34, 639816), (48, 453203), (51, 426544), (53, 410448), (68, 319908), (102, 213272), (106, 205224), (136, 159954), (159, 136816), (204, 106636), (212, 102612), (272, 79977), (318, 68408), (408, 53318), (424, 51306), (503, 43248), (636, 34204), (816, 26659), (848, 25653), (901, 24144), (1006, 21624), (1272, 17102), (1509, 14416), (1802, 12072), (2012, 10812), (2544, 8551), (2703, 8048), (3018, 7208), (3604, 6036), (4024, 5406)]