21254148

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{34729}}^1$

素因数の和:34756

約数の個数: 36

約数和(自身を含む): 56887740

約数和(自身を除く): 35633592

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 34729, 69458, 104187, 138916, 208374, 312561, 416748, 590393, 625122, 1180786, 1250244, 1771179, 2361572, 3542358, 5313537, 7084716, 10627074, 21254148]

約数ペア:

[(1, 21254148), (2, 10627074), (3, 7084716), (4, 5313537), (6, 3542358), (9, 2361572), (12, 1771179), (17, 1250244), (18, 1180786), (34, 625122), (36, 590393), (51, 416748), (68, 312561), (102, 208374), (153, 138916), (204, 104187), (306, 69458), (612, 34729)]