21882392

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 49248000

約数和(自身を除く): 27365608

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 59, 74, 118, 148, 179, 236, 259, 296, 358, 413, 472, 518, 716, 826, 1036, 1253, 1432, 1652, 2072, 2183, 2506, 3304, 4366, 5012, 6623, 8732, 10024, 10561, 13246, 15281, 17464, 21122, 26492, 30562, 42244, 46361, 52984, 61124, 73927, 84488, 92722, 122248, 147854, 185444, 295708, 370888, 390757, 591416, 781514, 1563028, 2735299, 3126056, 5470598, 10941196, 21882392]

約数ペア:

[(1, 21882392), (2, 10941196), (4, 5470598), (7, 3126056), (8, 2735299), (14, 1563028), (28, 781514), (37, 591416), (56, 390757), (59, 370888), (74, 295708), (118, 185444), (148, 147854), (179, 122248), (236, 92722), (259, 84488), (296, 73927), (358, 61124), (413, 52984), (472, 46361), (518, 42244), (716, 30562), (826, 26492), (1036, 21122), (1253, 17464), (1432, 15281), (1652, 13246), (2072, 10561), (2183, 10024), (2506, 8732), (3304, 6623), (4366, 5012)]