21956608

素因数分解:

$2^{11}\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 22859072

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 151, 256, 284, 302, 512, 568, 604, 1024, 1136, 1208, 2048, 2272, 2416, 4544, 4832, 9088, 9664, 10721, 18176, 19328, 21442, 36352, 38656, 42884, 72704, 77312, 85768, 145408, 154624, 171536, 309248, 343072, 686144, 1372288, 2744576, 5489152, 10978304, 21956608]

約数ペア:

[(1, 21956608), (2, 10978304), (4, 5489152), (8, 2744576), (16, 1372288), (32, 686144), (64, 343072), (71, 309248), (128, 171536), (142, 154624), (151, 145408), (256, 85768), (284, 77312), (302, 72704), (512, 42884), (568, 38656), (604, 36352), (1024, 21442), (1136, 19328), (1208, 18176), (2048, 10721), (2272, 9664), (2416, 9088), (4544, 4832)]