21556608

素因数分解:

$2^7\times 3^1\times {\mathrm{73}}^1\times {\mathrm{769}}^1$

素因数の和:859

約数の個数: 64

約数和(自身を含む): 58119600

約数和(自身を除く): 36562992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 73, 96, 128, 146, 192, 219, 292, 384, 438, 584, 769, 876, 1168, 1538, 1752, 2307, 2336, 3076, 3504, 4614, 4672, 6152, 7008, 9228, 9344, 12304, 14016, 18456, 24608, 28032, 36912, 49216, 56137, 73824, 98432, 112274, 147648, 168411, 224548, 295296, 336822, 449096, 673644, 898192, 1347288, 1796384, 2694576, 3592768, 5389152, 7185536, 10778304, 21556608]

約数ペア:

[(1, 21556608), (2, 10778304), (3, 7185536), (4, 5389152), (6, 3592768), (8, 2694576), (12, 1796384), (16, 1347288), (24, 898192), (32, 673644), (48, 449096), (64, 336822), (73, 295296), (96, 224548), (128, 168411), (146, 147648), (192, 112274), (219, 98432), (292, 73824), (384, 56137), (438, 49216), (584, 36912), (769, 28032), (876, 24608), (1168, 18456), (1538, 14016), (1752, 12304), (2307, 9344), (2336, 9228), (3076, 7008), (3504, 6152), (4614, 4672)]