21804692

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1619}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 48263040

約数和(自身を除く): 26458348

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 74, 91, 148, 182, 259, 364, 481, 518, 962, 1036, 1619, 1924, 3238, 3367, 6476, 6734, 11333, 13468, 21047, 22666, 42094, 45332, 59903, 84188, 119806, 147329, 239612, 294658, 419321, 589316, 778739, 838642, 1557478, 1677284, 3114956, 5451173, 10902346, 21804692]

約数ペア:

[(1, 21804692), (2, 10902346), (4, 5451173), (7, 3114956), (13, 1677284), (14, 1557478), (26, 838642), (28, 778739), (37, 589316), (52, 419321), (74, 294658), (91, 239612), (148, 147329), (182, 119806), (259, 84188), (364, 59903), (481, 45332), (518, 42094), (962, 22666), (1036, 21047), (1619, 13468), (1924, 11333), (3238, 6734), (3367, 6476)]