21013596

素因数分解:

$2^2\times 3^2\times {\mathrm{197}}^1\times {\mathrm{2963}}^1$

素因数の和:3170

約数の個数: 36

約数和(自身を含む): 53405352

約数和(自身を除く): 32391756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 197, 394, 591, 788, 1182, 1773, 2364, 2963, 3546, 5926, 7092, 8889, 11852, 17778, 26667, 35556, 53334, 106668, 583711, 1167422, 1751133, 2334844, 3502266, 5253399, 7004532, 10506798, 21013596]

約数ペア:

[(1, 21013596), (2, 10506798), (3, 7004532), (4, 5253399), (6, 3502266), (9, 2334844), (12, 1751133), (18, 1167422), (36, 583711), (197, 106668), (394, 53334), (591, 35556), (788, 26667), (1182, 17778), (1773, 11852), (2364, 8889), (2963, 7092), (3546, 5926)]