21134910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1429}}^1$

素因数の和:1485

約数の個数: 64

約数和(自身を含む): 55598400

約数和(自身を除く): 34463490

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 51, 58, 85, 87, 102, 145, 170, 174, 255, 290, 435, 493, 510, 870, 986, 1429, 1479, 2465, 2858, 2958, 4287, 4930, 7145, 7395, 8574, 14290, 14790, 21435, 24293, 41441, 42870, 48586, 72879, 82882, 121465, 124323, 145758, 207205, 242930, 248646, 364395, 414410, 621615, 704497, 728790, 1243230, 1408994, 2113491, 3522485, 4226982, 7044970, 10567455, 21134910]

約数ペア:

[(1, 21134910), (2, 10567455), (3, 7044970), (5, 4226982), (6, 3522485), (10, 2113491), (15, 1408994), (17, 1243230), (29, 728790), (30, 704497), (34, 621615), (51, 414410), (58, 364395), (85, 248646), (87, 242930), (102, 207205), (145, 145758), (170, 124323), (174, 121465), (255, 82882), (290, 72879), (435, 48586), (493, 42870), (510, 41441), (870, 24293), (986, 21435), (1429, 14790), (1479, 14290), (2465, 8574), (2858, 7395), (2958, 7145), (4287, 4930)]