21764704

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{463}}^1$

素因数の和:599

約数の個数: 48

約数和(自身を含む): 46654272

約数和(自身を除く): 24889568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 113, 208, 226, 416, 452, 463, 904, 926, 1469, 1808, 1852, 2938, 3616, 3704, 5876, 6019, 7408, 11752, 12038, 14816, 23504, 24076, 47008, 48152, 52319, 96304, 104638, 192608, 209276, 418552, 680147, 837104, 1360294, 1674208, 2720588, 5441176, 10882352, 21764704]

約数ペア:

[(1, 21764704), (2, 10882352), (4, 5441176), (8, 2720588), (13, 1674208), (16, 1360294), (26, 837104), (32, 680147), (52, 418552), (104, 209276), (113, 192608), (208, 104638), (226, 96304), (416, 52319), (452, 48152), (463, 47008), (904, 24076), (926, 23504), (1469, 14816), (1808, 12038), (1852, 11752), (2938, 7408), (3616, 6019), (3704, 5876)]