21491544

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{21841}}^1$

素因数の和:21891

約数の個数: 32

約数和(自身を含む): 55041840

約数和(自身を除く): 33550296

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 21841, 43682, 65523, 87364, 131046, 174728, 262092, 524184, 895481, 1790962, 2686443, 3581924, 5372886, 7163848, 10745772, 21491544]

約数ペア:

[(1, 21491544), (2, 10745772), (3, 7163848), (4, 5372886), (6, 3581924), (8, 2686443), (12, 1790962), (24, 895481), (41, 524184), (82, 262092), (123, 174728), (164, 131046), (246, 87364), (328, 65523), (492, 43682), (984, 21841)]