21393252

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{16061}}^1$

素因数の和:16108

約数の個数: 36

約数和(自身を含む): 55542396

約数和(自身を除く): 34149144

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 16061, 32122, 48183, 64244, 96366, 144549, 192732, 289098, 578196, 594257, 1188514, 1782771, 2377028, 3565542, 5348313, 7131084, 10696626, 21393252]

約数ペア:

[(1, 21393252), (2, 10696626), (3, 7131084), (4, 5348313), (6, 3565542), (9, 2377028), (12, 1782771), (18, 1188514), (36, 594257), (37, 578196), (74, 289098), (111, 192732), (148, 144549), (222, 96366), (333, 64244), (444, 48183), (666, 32122), (1332, 16061)]