21563854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{48787}}^1$

素因数の和:48819

約数の個数: 16

約数和(自身を含む): 36883728

約数和(自身を除く): 15319874

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 48787, 97574, 634231, 829379, 1268462, 1658758, 10781927, 21563854]

約数ペア:

[(1, 21563854), (2, 10781927), (13, 1658758), (17, 1268462), (26, 829379), (34, 634231), (221, 97574), (442, 48787)]