21485087406

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{3389}}^1$

素因数の和:3623

約数の個数: 128

約数和(自身を含む): 51940224000

約数和(自身を除く): 30455136594

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 37, 38, 54, 57, 74, 111, 114, 167, 171, 222, 333, 334, 342, 501, 513, 666, 703, 999, 1002, 1026, 1406, 1503, 1998, 2109, 3006, 3173, 3389, 4218, 4509, 6179, 6327, 6346, 6778, 9018, 9519, 10167, 12358, 12654, 18537, 18981, 19038, 20334, 28557, 30501, 37074, 37962, 55611, 57114, 61002, 64391, 85671, 91503, 111222, 117401, 125393, 128782, 166833, 171342, 183006, 193173, 234802, 250786, 333666, 352203, 376179, 386346, 565963, 579519, 704406, 752358, 1056609, 1128537, 1131926, 1159038, 1697889, 1738557, 2113218, 2257074, 2382467, 3169827, 3385611, 3395778, 3477114, 4764934, 5093667, 6339654, 6771222, 7147401, 10187334, 10753297, 14294802, 15281001, 20940631, 21442203, 21506594, 30562002, 32259891, 41881262, 42884406, 62821893, 64326609, 64519782, 96779673, 125643786, 128653218, 188465679, 193559346, 290339019, 376931358, 397871989, 565397037, 580678038, 795743978, 1130794074, 1193615967, 2387231934, 3580847901, 7161695802, 10742543703, 21485087406]

約数ペア:

[(1, 21485087406), (2, 10742543703), (3, 7161695802), (6, 3580847901), (9, 2387231934), (18, 1193615967), (19, 1130794074), (27, 795743978), (37, 580678038), (38, 565397037), (54, 397871989), (57, 376931358), (74, 290339019), (111, 193559346), (114, 188465679), (167, 128653218), (171, 125643786), (222, 96779673), (333, 64519782), (334, 64326609), (342, 62821893), (501, 42884406), (513, 41881262), (666, 32259891), (703, 30562002), (999, 21506594), (1002, 21442203), (1026, 20940631), (1406, 15281001), (1503, 14294802), (1998, 10753297), (2109, 10187334), (3006, 7147401), (3173, 6771222), (3389, 6339654), (4218, 5093667), (4509, 4764934), (6179, 3477114), (6327, 3395778), (6346, 3385611), (6778, 3169827), (9018, 2382467), (9519, 2257074), (10167, 2113218), (12358, 1738557), (12654, 1697889), (18537, 1159038), (18981, 1131926), (19038, 1128537), (20334, 1056609), (28557, 752358), (30501, 704406), (37074, 579519), (37962, 565963), (55611, 386346), (57114, 376179), (61002, 352203), (64391, 333666), (85671, 250786), (91503, 234802), (111222, 193173), (117401, 183006), (125393, 171342), (128782, 166833)]