21485087397

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{967}}^1\times {\mathrm{16349}}^1$

素因数の和:17473

約数の個数: 24

約数和(自身を含む): 31273756800

約数和(自身を除く): 9788669403

約数列:

[1, 3, 9, 151, 453, 967, 1359, 2901, 8703, 16349, 49047, 146017, 147141, 438051, 1314153, 2468699, 7406097, 15809483, 22218291, 47428449, 142285347, 2387231933, 7161695799, 21485087397]

約数ペア:

[(1, 21485087397), (3, 7161695799), (9, 2387231933), (151, 142285347), (453, 47428449), (967, 22218291), (1359, 15809483), (2901, 7406097), (8703, 2468699), (16349, 1314153), (49047, 438051), (146017, 147141)]