21000836306

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{191827}}^1$

素因数の和:191958

約数の個数: 32

約数和(自身を含む): 34436962560

約数和(自身を除く): 13436126254

約数列:

[1, 2, 19, 38, 43, 67, 86, 134, 817, 1273, 1634, 2546, 2881, 5762, 54739, 109478, 191827, 383654, 3644713, 7289426, 8248561, 12852409, 16497122, 25704818, 156722659, 244195771, 313445318, 488391542, 552653587, 1105307174, 10500418153, 21000836306]

約数ペア:

[(1, 21000836306), (2, 10500418153), (19, 1105307174), (38, 552653587), (43, 488391542), (67, 313445318), (86, 244195771), (134, 156722659), (817, 25704818), (1273, 16497122), (1634, 12852409), (2546, 8248561), (2881, 7289426), (5762, 3644713), (54739, 383654), (109478, 191827)]