21886228

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{60127}}^1$

素因数の和:60151

約数の個数: 24

約数和(自身を含む): 47140352

約数和(自身を除く): 25254124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 60127, 120254, 240508, 420889, 781651, 841778, 1563302, 1683556, 3126604, 5471557, 10943114, 21886228]

約数ペア:

[(1, 21886228), (2, 10943114), (4, 5471557), (7, 3126604), (13, 1683556), (14, 1563302), (26, 841778), (28, 781651), (52, 420889), (91, 240508), (182, 120254), (364, 60127)]