21382396

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1549}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 46872000

約数和(自身を除く): 25489604

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 116, 119, 203, 238, 406, 476, 493, 812, 986, 1549, 1972, 3098, 3451, 6196, 6902, 10843, 13804, 21686, 26333, 43372, 44921, 52666, 89842, 105332, 179684, 184331, 314447, 368662, 628894, 737324, 763657, 1257788, 1527314, 3054628, 5345599, 10691198, 21382396]

約数ペア:

[(1, 21382396), (2, 10691198), (4, 5345599), (7, 3054628), (14, 1527314), (17, 1257788), (28, 763657), (29, 737324), (34, 628894), (58, 368662), (68, 314447), (116, 184331), (119, 179684), (203, 105332), (238, 89842), (406, 52666), (476, 44921), (493, 43372), (812, 26333), (986, 21686), (1549, 13804), (1972, 10843), (3098, 6902), (3451, 6196)]