21553632

素因数分解:

$2^5\times 3^2\times {\mathrm{67}}^1\times {\mathrm{1117}}^1$

素因数の和:1200

約数の個数: 72

約数和(自身を含む): 62263656

約数和(自身を除く): 40710024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 67, 72, 96, 134, 144, 201, 268, 288, 402, 536, 603, 804, 1072, 1117, 1206, 1608, 2144, 2234, 2412, 3216, 3351, 4468, 4824, 6432, 6702, 8936, 9648, 10053, 13404, 17872, 19296, 20106, 26808, 35744, 40212, 53616, 74839, 80424, 107232, 149678, 160848, 224517, 299356, 321696, 449034, 598712, 673551, 898068, 1197424, 1347102, 1796136, 2394848, 2694204, 3592272, 5388408, 7184544, 10776816, 21553632]

約数ペア:

[(1, 21553632), (2, 10776816), (3, 7184544), (4, 5388408), (6, 3592272), (8, 2694204), (9, 2394848), (12, 1796136), (16, 1347102), (18, 1197424), (24, 898068), (32, 673551), (36, 598712), (48, 449034), (67, 321696), (72, 299356), (96, 224517), (134, 160848), (144, 149678), (201, 107232), (268, 80424), (288, 74839), (402, 53616), (536, 40212), (603, 35744), (804, 26808), (1072, 20106), (1117, 19296), (1206, 17872), (1608, 13404), (2144, 10053), (2234, 9648), (2412, 8936), (3216, 6702), (3351, 6432), (4468, 4824)]