21612366

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 51163200

約数和(自身を除く): 29550834

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 37, 54, 58, 74, 87, 111, 174, 222, 261, 333, 373, 522, 666, 746, 783, 999, 1073, 1119, 1566, 1998, 2146, 2238, 3219, 3357, 6438, 6714, 9657, 10071, 10817, 13801, 19314, 20142, 21634, 27602, 28971, 32451, 41403, 57942, 64902, 82806, 97353, 124209, 194706, 248418, 292059, 372627, 400229, 584118, 745254, 800458, 1200687, 2401374, 3602061, 7204122, 10806183, 21612366]

約数ペア:

[(1, 21612366), (2, 10806183), (3, 7204122), (6, 3602061), (9, 2401374), (18, 1200687), (27, 800458), (29, 745254), (37, 584118), (54, 400229), (58, 372627), (74, 292059), (87, 248418), (111, 194706), (174, 124209), (222, 97353), (261, 82806), (333, 64902), (373, 57942), (522, 41403), (666, 32451), (746, 28971), (783, 27602), (999, 21634), (1073, 20142), (1119, 19314), (1566, 13801), (1998, 10817), (2146, 10071), (2238, 9657), (3219, 6714), (3357, 6438)]