21492076

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{827}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 38601360

約数和(自身を除く): 17109284

約数列:

[1, 2, 4, 73, 89, 146, 178, 292, 356, 827, 1654, 3308, 6497, 12994, 25988, 60371, 73603, 120742, 147206, 241484, 294412, 5373019, 10746038, 21492076]

約数ペア:

[(1, 21492076), (2, 10746038), (4, 5373019), (73, 294412), (89, 241484), (146, 147206), (178, 120742), (292, 73603), (356, 60371), (827, 25988), (1654, 12994), (3308, 6497)]