21736372

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 45158400

約数和(自身を除く): 23422028

約数列:

[1, 2, 4, 7, 14, 28, 47, 83, 94, 166, 188, 199, 329, 332, 398, 581, 658, 796, 1162, 1316, 1393, 2324, 2786, 3901, 5572, 7802, 9353, 15604, 16517, 18706, 27307, 33034, 37412, 54614, 65471, 66068, 109228, 115619, 130942, 231238, 261884, 462476, 776299, 1552598, 3105196, 5434093, 10868186, 21736372]

約数ペア:

[(1, 21736372), (2, 10868186), (4, 5434093), (7, 3105196), (14, 1552598), (28, 776299), (47, 462476), (83, 261884), (94, 231238), (166, 130942), (188, 115619), (199, 109228), (329, 66068), (332, 65471), (398, 54614), (581, 37412), (658, 33034), (796, 27307), (1162, 18706), (1316, 16517), (1393, 15604), (2324, 9353), (2786, 7802), (3901, 5572)]