21554623

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 23794560

約数和(自身を除く): 2239937

約数列:

[1, 17, 47, 53, 509, 799, 901, 2491, 8653, 23923, 26977, 42347, 406691, 458609, 1267919, 21554623]

約数ペア:

[(1, 21554623), (17, 1267919), (47, 458609), (53, 406691), (509, 42347), (799, 26977), (901, 23923), (2491, 8653)]