21075852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{14759}}^1$

素因数の和:14790

約数の個数: 48

約数和(自身を含む): 59512320

約数和(自身を除く): 38436468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 14759, 29518, 44277, 59036, 88554, 103313, 177108, 206626, 250903, 309939, 413252, 501806, 619878, 752709, 1003612, 1239756, 1505418, 1756321, 3010836, 3512642, 5268963, 7025284, 10537926, 21075852]

約数ペア:

[(1, 21075852), (2, 10537926), (3, 7025284), (4, 5268963), (6, 3512642), (7, 3010836), (12, 1756321), (14, 1505418), (17, 1239756), (21, 1003612), (28, 752709), (34, 619878), (42, 501806), (51, 413252), (68, 309939), (84, 250903), (102, 206626), (119, 177108), (204, 103313), (238, 88554), (357, 59036), (476, 44277), (714, 29518), (1428, 14759)]