21868834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{49477}}^1$

素因数の和:49509

約数の個数: 16

約数和(自身を含む): 37405368

約数和(自身を除く): 15536534

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 49477, 98954, 643201, 841109, 1286402, 1682218, 10934417, 21868834]

約数ペア:

[(1, 21868834), (2, 10934417), (13, 1682218), (17, 1286402), (26, 841109), (34, 643201), (221, 98954), (442, 49477)]