21907008

素因数分解:

$2^6\times 3^2\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:612

約数の個数: 84

約数和(自身を含む): 63774828

約数和(自身を除く): 41867820

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 73, 96, 144, 146, 192, 219, 288, 292, 438, 521, 576, 584, 657, 876, 1042, 1168, 1314, 1563, 1752, 2084, 2336, 2628, 3126, 3504, 4168, 4672, 4689, 5256, 6252, 7008, 8336, 9378, 10512, 12504, 14016, 16672, 18756, 21024, 25008, 33344, 37512, 38033, 42048, 50016, 75024, 76066, 100032, 114099, 150048, 152132, 228198, 300096, 304264, 342297, 456396, 608528, 684594, 912792, 1217056, 1369188, 1825584, 2434112, 2738376, 3651168, 5476752, 7302336, 10953504, 21907008]

約数ペア:

[(1, 21907008), (2, 10953504), (3, 7302336), (4, 5476752), (6, 3651168), (8, 2738376), (9, 2434112), (12, 1825584), (16, 1369188), (18, 1217056), (24, 912792), (32, 684594), (36, 608528), (48, 456396), (64, 342297), (72, 304264), (73, 300096), (96, 228198), (144, 152132), (146, 150048), (192, 114099), (219, 100032), (288, 76066), (292, 75024), (438, 50016), (521, 42048), (576, 38033), (584, 37512), (657, 33344), (876, 25008), (1042, 21024), (1168, 18756), (1314, 16672), (1563, 14016), (1752, 12504), (2084, 10512), (2336, 9378), (2628, 8336), (3126, 7008), (3504, 6252), (4168, 5256), (4672, 4689)]