21123072

素因数分解:

$2^{12}\times 3^3\times {\mathrm{191}}^1$

素因数の和:224

約数の個数: 104

約数和(自身を含む): 62906880

約数和(自身を除く): 41783808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 191, 192, 216, 256, 288, 382, 384, 432, 512, 573, 576, 764, 768, 864, 1024, 1146, 1152, 1528, 1536, 1719, 1728, 2048, 2292, 2304, 3056, 3072, 3438, 3456, 4096, 4584, 4608, 5157, 6112, 6144, 6876, 6912, 9168, 9216, 10314, 12224, 12288, 13752, 13824, 18336, 18432, 20628, 24448, 27504, 27648, 36672, 36864, 41256, 48896, 55008, 55296, 73344, 82512, 97792, 110016, 110592, 146688, 165024, 195584, 220032, 293376, 330048, 391168, 440064, 586752, 660096, 782336, 880128, 1173504, 1320192, 1760256, 2347008, 2640384, 3520512, 5280768, 7041024, 10561536, 21123072]

約数ペア:

[(1, 21123072), (2, 10561536), (3, 7041024), (4, 5280768), (6, 3520512), (8, 2640384), (9, 2347008), (12, 1760256), (16, 1320192), (18, 1173504), (24, 880128), (27, 782336), (32, 660096), (36, 586752), (48, 440064), (54, 391168), (64, 330048), (72, 293376), (96, 220032), (108, 195584), (128, 165024), (144, 146688), (191, 110592), (192, 110016), (216, 97792), (256, 82512), (288, 73344), (382, 55296), (384, 55008), (432, 48896), (512, 41256), (573, 36864), (576, 36672), (764, 27648), (768, 27504), (864, 24448), (1024, 20628), (1146, 18432), (1152, 18336), (1528, 13824), (1536, 13752), (1719, 12288), (1728, 12224), (2048, 10314), (2292, 9216), (2304, 9168), (3056, 6912), (3072, 6876), (3438, 6144), (3456, 6112), (4096, 5157), (4584, 4608)]