21533336

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10639}}^1$

素因数の和:10679

約数の個数: 32

約数和(自身を含む): 45964800

約数和(自身を除く): 24431464

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 10639, 21278, 42556, 85112, 117029, 234058, 244697, 468116, 489394, 936232, 978788, 1957576, 2691667, 5383334, 10766668, 21533336]

約数ペア:

[(1, 21533336), (2, 10766668), (4, 5383334), (8, 2691667), (11, 1957576), (22, 978788), (23, 936232), (44, 489394), (46, 468116), (88, 244697), (92, 234058), (184, 117029), (253, 85112), (506, 42556), (1012, 21278), (2024, 10639)]