21628896

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:516

約数の個数: 96

約数和(自身を含む): 62324640

約数和(自身を除く): 40695744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 29, 32, 34, 48, 51, 58, 68, 87, 96, 102, 116, 136, 174, 204, 232, 272, 348, 408, 457, 464, 493, 544, 696, 816, 914, 928, 986, 1371, 1392, 1479, 1632, 1828, 1972, 2742, 2784, 2958, 3656, 3944, 5484, 5916, 7312, 7769, 7888, 10968, 11832, 13253, 14624, 15538, 15776, 21936, 23307, 23664, 26506, 31076, 39759, 43872, 46614, 47328, 53012, 62152, 79518, 93228, 106024, 124304, 159036, 186456, 212048, 225301, 248608, 318072, 372912, 424096, 450602, 636144, 675903, 745824, 901204, 1272288, 1351806, 1802408, 2703612, 3604816, 5407224, 7209632, 10814448, 21628896]

約数ペア:

[(1, 21628896), (2, 10814448), (3, 7209632), (4, 5407224), (6, 3604816), (8, 2703612), (12, 1802408), (16, 1351806), (17, 1272288), (24, 901204), (29, 745824), (32, 675903), (34, 636144), (48, 450602), (51, 424096), (58, 372912), (68, 318072), (87, 248608), (96, 225301), (102, 212048), (116, 186456), (136, 159036), (174, 124304), (204, 106024), (232, 93228), (272, 79518), (348, 62152), (408, 53012), (457, 47328), (464, 46614), (493, 43872), (544, 39759), (696, 31076), (816, 26506), (914, 23664), (928, 23307), (986, 21936), (1371, 15776), (1392, 15538), (1479, 14624), (1632, 13253), (1828, 11832), (1972, 10968), (2742, 7888), (2784, 7769), (2958, 7312), (3656, 5916), (3944, 5484)]