21810864

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{26729}}^1$

素因数の和:26757

約数の個数: 40

約数和(自身を含む): 59661360

約数和(自身を除く): 37850496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 26729, 53458, 80187, 106916, 160374, 213832, 320748, 427664, 454393, 641496, 908786, 1282992, 1363179, 1817572, 2726358, 3635144, 5452716, 7270288, 10905432, 21810864]

約数ペア:

[(1, 21810864), (2, 10905432), (3, 7270288), (4, 5452716), (6, 3635144), (8, 2726358), (12, 1817572), (16, 1363179), (17, 1282992), (24, 908786), (34, 641496), (48, 454393), (51, 427664), (68, 320748), (102, 213832), (136, 160374), (204, 106916), (272, 80187), (408, 53458), (816, 26729)]