21675612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 62802432

約数和(自身を除く): 41126820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 43, 51, 68, 84, 86, 102, 119, 129, 172, 204, 238, 258, 301, 353, 357, 476, 516, 602, 706, 714, 731, 903, 1059, 1204, 1412, 1428, 1462, 1806, 2118, 2193, 2471, 2924, 3612, 4236, 4386, 4942, 5117, 6001, 7413, 8772, 9884, 10234, 12002, 14826, 15179, 15351, 18003, 20468, 24004, 29652, 30358, 30702, 36006, 42007, 45537, 60716, 61404, 72012, 84014, 91074, 106253, 126021, 168028, 182148, 212506, 252042, 258043, 318759, 425012, 504084, 516086, 637518, 774129, 1032172, 1275036, 1548258, 1806301, 3096516, 3612602, 5418903, 7225204, 10837806, 21675612]

約数ペア:

[(1, 21675612), (2, 10837806), (3, 7225204), (4, 5418903), (6, 3612602), (7, 3096516), (12, 1806301), (14, 1548258), (17, 1275036), (21, 1032172), (28, 774129), (34, 637518), (42, 516086), (43, 504084), (51, 425012), (68, 318759), (84, 258043), (86, 252042), (102, 212506), (119, 182148), (129, 168028), (172, 126021), (204, 106253), (238, 91074), (258, 84014), (301, 72012), (353, 61404), (357, 60716), (476, 45537), (516, 42007), (602, 36006), (706, 30702), (714, 30358), (731, 29652), (903, 24004), (1059, 20468), (1204, 18003), (1412, 15351), (1428, 15179), (1462, 14826), (1806, 12002), (2118, 10234), (2193, 9884), (2471, 8772), (2924, 7413), (3612, 6001), (4236, 5117), (4386, 4942)]