21879808

素因数分解:

$2^{10}\times {\mathrm{23}}^1\times {\mathrm{929}}^1$

素因数の和:972

約数の個数: 44

約数和(自身を含む): 45689040

約数和(自身を除く): 23809232

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 512, 736, 929, 1024, 1472, 1858, 2944, 3716, 5888, 7432, 11776, 14864, 21367, 23552, 29728, 42734, 59456, 85468, 118912, 170936, 237824, 341872, 475648, 683744, 951296, 1367488, 2734976, 5469952, 10939904, 21879808]

約数ペア:

[(1, 21879808), (2, 10939904), (4, 5469952), (8, 2734976), (16, 1367488), (23, 951296), (32, 683744), (46, 475648), (64, 341872), (92, 237824), (128, 170936), (184, 118912), (256, 85468), (368, 59456), (512, 42734), (736, 29728), (929, 23552), (1024, 21367), (1472, 14864), (1858, 11776), (2944, 7432), (3716, 5888)]