21234448

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{35869}}^1$

素因数の和:35914

約数の個数: 20

約数和(自身を含む): 42254860

約数和(自身を除く): 21020412

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 35869, 71738, 143476, 286952, 573904, 1327153, 2654306, 5308612, 10617224, 21234448]

約数ペア:

[(1, 21234448), (2, 10617224), (4, 5308612), (8, 2654306), (16, 1327153), (37, 573904), (74, 286952), (148, 143476), (296, 71738), (592, 35869)]