21849088

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{1123}}^1$

素因数の和:1162

約数の個数: 44

約数和(自身を含む): 46016560

約数和(自身を除く): 24167472

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1024, 1123, 1216, 2246, 2432, 4492, 4864, 8984, 9728, 17968, 19456, 21337, 35936, 42674, 71872, 85348, 143744, 170696, 287488, 341392, 574976, 682784, 1149952, 1365568, 2731136, 5462272, 10924544, 21849088]

約数ペア:

[(1, 21849088), (2, 10924544), (4, 5462272), (8, 2731136), (16, 1365568), (19, 1149952), (32, 682784), (38, 574976), (64, 341392), (76, 287488), (128, 170696), (152, 143744), (256, 85348), (304, 71872), (512, 42674), (608, 35936), (1024, 21337), (1123, 19456), (1216, 17968), (2246, 9728), (2432, 8984), (4492, 4864)]