21461878365

素因数分解:

$3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{36497}}^1$

素因数の和:36901

約数の個数: 32

約数和(自身を含む): 34687699200

約数和(自身を除く): 13225820835

約数列:

[1, 3, 5, 15, 197, 199, 591, 597, 985, 995, 2955, 2985, 36497, 39203, 109491, 117609, 182485, 196015, 547455, 588045, 7189909, 7262903, 21569727, 21788709, 35949545, 36314515, 107848635, 108943545, 1430791891, 4292375673, 7153959455, 21461878365]

約数ペア:

[(1, 21461878365), (3, 7153959455), (5, 4292375673), (15, 1430791891), (197, 108943545), (199, 107848635), (591, 36314515), (597, 35949545), (985, 21788709), (995, 21569727), (2955, 7262903), (2985, 7189909), (36497, 588045), (39203, 547455), (109491, 196015), (117609, 182485)]