21542332

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 46061568

約数和(自身を除く): 24519236

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 167, 238, 271, 334, 476, 542, 668, 1084, 1169, 1897, 2338, 2839, 3794, 4607, 4676, 5678, 7588, 9214, 11356, 18428, 19873, 32249, 39746, 45257, 64498, 79492, 90514, 128996, 181028, 316799, 633598, 769369, 1267196, 1538738, 3077476, 5385583, 10771166, 21542332]

約数ペア:

[(1, 21542332), (2, 10771166), (4, 5385583), (7, 3077476), (14, 1538738), (17, 1267196), (28, 769369), (34, 633598), (68, 316799), (119, 181028), (167, 128996), (238, 90514), (271, 79492), (334, 64498), (476, 45257), (542, 39746), (668, 32249), (1084, 19873), (1169, 18428), (1897, 11356), (2338, 9214), (2839, 7588), (3794, 5678), (4607, 4676)]