21960213

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{11279}}^1$

素因数の和:11352

約数の個数: 16

約数和(自身を含む): 32486400

約数和(自身を除く): 10526187

約数列:

[1, 3, 11, 33, 59, 177, 649, 1947, 11279, 33837, 124069, 372207, 665461, 1996383, 7320071, 21960213]

約数ペア:

[(1, 21960213), (3, 7320071), (11, 1996383), (33, 665461), (59, 372207), (177, 124069), (649, 33837), (1947, 11279)]