21050352

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8599}}^1$

素因数の和:8630

約数の個数: 60

約数和(自身を含む): 62384400

約数和(自身を除く): 41334048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8599, 17198, 25797, 34396, 51594, 68792, 77391, 103188, 137584, 146183, 154782, 206376, 292366, 309564, 412752, 438549, 584732, 619128, 877098, 1169464, 1238256, 1315647, 1754196, 2338928, 2631294, 3508392, 5262588, 7016784, 10525176, 21050352]

約数ペア:

[(1, 21050352), (2, 10525176), (3, 7016784), (4, 5262588), (6, 3508392), (8, 2631294), (9, 2338928), (12, 1754196), (16, 1315647), (17, 1238256), (18, 1169464), (24, 877098), (34, 619128), (36, 584732), (48, 438549), (51, 412752), (68, 309564), (72, 292366), (102, 206376), (136, 154782), (144, 146183), (153, 137584), (204, 103188), (272, 77391), (306, 68792), (408, 51594), (612, 34396), (816, 25797), (1224, 17198), (2448, 8599)]