21068304

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25819}}^1$

素因数の和:25847

約数の個数: 40

約数和(自身を含む): 57630240

約数和(自身を除く): 36561936

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25819, 51638, 77457, 103276, 154914, 206552, 309828, 413104, 438923, 619656, 877846, 1239312, 1316769, 1755692, 2633538, 3511384, 5267076, 7022768, 10534152, 21068304]

約数ペア:

[(1, 21068304), (2, 10534152), (3, 7022768), (4, 5267076), (6, 3511384), (8, 2633538), (12, 1755692), (16, 1316769), (17, 1239312), (24, 877846), (34, 619656), (48, 438923), (51, 413104), (68, 309828), (102, 206552), (136, 154914), (204, 103276), (272, 77457), (408, 51638), (816, 25819)]