21532984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1367}}^1$

素因数の和:1563

約数の個数: 32

約数和(自身を含む): 44323200

約数和(自身を除く): 22790216

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 179, 358, 716, 1367, 1432, 1969, 2734, 3938, 5468, 7876, 10936, 15037, 15752, 30074, 60148, 120296, 244693, 489386, 978772, 1957544, 2691623, 5383246, 10766492, 21532984]

約数ペア:

[(1, 21532984), (2, 10766492), (4, 5383246), (8, 2691623), (11, 1957544), (22, 978772), (44, 489386), (88, 244693), (179, 120296), (358, 60148), (716, 30074), (1367, 15752), (1432, 15037), (1969, 10936), (2734, 7876), (3938, 5468)]