21254448

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{15269}}^1$

素因数の和:15309

約数の個数: 40

約数和(自身を含む): 56804400

約数和(自身を除く): 35549952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696, 1392, 15269, 30538, 45807, 61076, 91614, 122152, 183228, 244304, 366456, 442801, 732912, 885602, 1328403, 1771204, 2656806, 3542408, 5313612, 7084816, 10627224, 21254448]

約数ペア:

[(1, 21254448), (2, 10627224), (3, 7084816), (4, 5313612), (6, 3542408), (8, 2656806), (12, 1771204), (16, 1328403), (24, 885602), (29, 732912), (48, 442801), (58, 366456), (87, 244304), (116, 183228), (174, 122152), (232, 91614), (348, 61076), (464, 45807), (696, 30538), (1392, 15269)]