21436584

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{541}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 58275840

約数和(自身を除く): 36839256

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 127, 156, 254, 312, 381, 508, 541, 762, 1016, 1082, 1524, 1623, 1651, 2164, 3048, 3246, 3302, 4328, 4953, 6492, 6604, 7033, 9906, 12984, 13208, 14066, 19812, 21099, 28132, 39624, 42198, 56264, 68707, 84396, 137414, 168792, 206121, 274828, 412242, 549656, 824484, 893191, 1648968, 1786382, 2679573, 3572764, 5359146, 7145528, 10718292, 21436584]

約数ペア:

[(1, 21436584), (2, 10718292), (3, 7145528), (4, 5359146), (6, 3572764), (8, 2679573), (12, 1786382), (13, 1648968), (24, 893191), (26, 824484), (39, 549656), (52, 412242), (78, 274828), (104, 206121), (127, 168792), (156, 137414), (254, 84396), (312, 68707), (381, 56264), (508, 42198), (541, 39624), (762, 28132), (1016, 21099), (1082, 19812), (1524, 14066), (1623, 13208), (1651, 12984), (2164, 9906), (3048, 7033), (3246, 6604), (3302, 6492), (4328, 4953)]