2143659189

素因数分解:

$3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{195929}}^1$

素因数の和:196460

約数の個数: 16

約数和(自身を含む): 3272814720

約数和(自身を除く): 1129155531

約数列:

[1, 3, 7, 21, 521, 1563, 3647, 10941, 195929, 587787, 1371503, 4114509, 102079009, 306237027, 714553063, 2143659189]

約数ペア:

[(1, 2143659189), (3, 714553063), (7, 306237027), (21, 102079009), (521, 4114509), (1563, 1371503), (3647, 587787), (10941, 195929)]