21494069

素因数分解:

${\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:364

約数の個数: 16

約数和(自身を含む): 23442048

約数和(自身を除く): 1947979

約数列:

[1, 17, 67, 113, 167, 1139, 1921, 2839, 7571, 11189, 18871, 128707, 190213, 320807, 1264357, 21494069]

約数ペア:

[(1, 21494069), (17, 1264357), (67, 320807), (113, 190213), (167, 128707), (1139, 18871), (1921, 11189), (2839, 7571)]