21789176

素因数分解:

$2^3\times {\mathrm{659}}^1\times {\mathrm{4133}}^1$

素因数の和:4798

約数の個数: 16

約数和(自身を含む): 40926600

約数和(自身を除く): 19137424

約数列:

[1, 2, 4, 8, 659, 1318, 2636, 4133, 5272, 8266, 16532, 33064, 2723647, 5447294, 10894588, 21789176]

約数ペア:

[(1, 21789176), (2, 10894588), (4, 5447294), (8, 2723647), (659, 33064), (1318, 16532), (2636, 8266), (4133, 5272)]