21188724

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{467}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 52416000

約数和(自身を除く): 31227276

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 199, 228, 398, 467, 597, 796, 934, 1194, 1401, 1868, 2388, 2802, 3781, 5604, 7562, 8873, 11343, 15124, 17746, 22686, 26619, 35492, 45372, 53238, 92933, 106476, 185866, 278799, 371732, 557598, 1115196, 1765727, 3531454, 5297181, 7062908, 10594362, 21188724]

約数ペア:

[(1, 21188724), (2, 10594362), (3, 7062908), (4, 5297181), (6, 3531454), (12, 1765727), (19, 1115196), (38, 557598), (57, 371732), (76, 278799), (114, 185866), (199, 106476), (228, 92933), (398, 53238), (467, 45372), (597, 35492), (796, 26619), (934, 22686), (1194, 17746), (1401, 15124), (1868, 11343), (2388, 8873), (2802, 7562), (3781, 5604)]