21509801712

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{1873}}^1\times {\mathrm{11393}}^1$

素因数の和:13287

約数の個数: 120

約数和(自身を含む): 68839995744

約数和(自身を除く): 47330194032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 1873, 3746, 5619, 7492, 11238, 11393, 13111, 14984, 16857, 22476, 22786, 26222, 29968, 33714, 34179, 39333, 44952, 45572, 52444, 67428, 68358, 78666, 79751, 89904, 91144, 102537, 104888, 117999, 134856, 136716, 157332, 159502, 182288, 205074, 209776, 235998, 239253, 269712, 273432, 314664, 319004, 410148, 471996, 478506, 546864, 629328, 638008, 717759, 820296, 943992, 957012, 1276016, 1435518, 1640592, 1887984, 1914024, 2871036, 3828048, 5742072, 11484144, 21339089, 42678178, 64017267, 85356356, 128034534, 149373623, 170712712, 192051801, 256069068, 298747246, 341425424, 384103602, 448120869, 512138136, 597494492, 768207204, 896241738, 1024276272, 1194988984, 1344362607, 1536414408, 1792483476, 2389977968, 2688725214, 3072828816, 3584966952, 5377450428, 7169933904, 10754900856, 21509801712]

約数ペア:

[(1, 21509801712), (2, 10754900856), (3, 7169933904), (4, 5377450428), (6, 3584966952), (7, 3072828816), (8, 2688725214), (9, 2389977968), (12, 1792483476), (14, 1536414408), (16, 1344362607), (18, 1194988984), (21, 1024276272), (24, 896241738), (28, 768207204), (36, 597494492), (42, 512138136), (48, 448120869), (56, 384103602), (63, 341425424), (72, 298747246), (84, 256069068), (112, 192051801), (126, 170712712), (144, 149373623), (168, 128034534), (252, 85356356), (336, 64017267), (504, 42678178), (1008, 21339089), (1873, 11484144), (3746, 5742072), (5619, 3828048), (7492, 2871036), (11238, 1914024), (11393, 1887984), (13111, 1640592), (14984, 1435518), (16857, 1276016), (22476, 957012), (22786, 943992), (26222, 820296), (29968, 717759), (33714, 638008), (34179, 629328), (39333, 546864), (44952, 478506), (45572, 471996), (52444, 410148), (67428, 319004), (68358, 314664), (78666, 273432), (79751, 269712), (89904, 239253), (91144, 235998), (102537, 209776), (104888, 205074), (117999, 182288), (134856, 159502), (136716, 157332)]