21850368

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1237}}^1$

素因数の和:1279

約数の個数: 72

約数和(自身を含む): 60731328

約数和(自身を除く): 38880960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 552, 736, 768, 1104, 1237, 1472, 2208, 2474, 2944, 3711, 4416, 4948, 5888, 7422, 8832, 9896, 14844, 17664, 19792, 28451, 29688, 39584, 56902, 59376, 79168, 85353, 113804, 118752, 158336, 170706, 227608, 237504, 316672, 341412, 455216, 475008, 682824, 910432, 950016, 1365648, 1820864, 2731296, 3641728, 5462592, 7283456, 10925184, 21850368]

約数ペア:

[(1, 21850368), (2, 10925184), (3, 7283456), (4, 5462592), (6, 3641728), (8, 2731296), (12, 1820864), (16, 1365648), (23, 950016), (24, 910432), (32, 682824), (46, 475008), (48, 455216), (64, 341412), (69, 316672), (92, 237504), (96, 227608), (128, 170706), (138, 158336), (184, 118752), (192, 113804), (256, 85353), (276, 79168), (368, 59376), (384, 56902), (552, 39584), (736, 29688), (768, 28451), (1104, 19792), (1237, 17664), (1472, 14844), (2208, 9896), (2474, 8832), (2944, 7422), (3711, 5888), (4416, 4948)]