21616486

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20509}}^1$

素因数の和:20559

約数の個数: 16

約数和(自身を含む): 35441280

約数和(自身を除く): 13824794

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 20509, 41018, 348653, 635779, 697306, 1271558, 10808243, 21616486]

約数ペア:

[(1, 21616486), (2, 10808243), (17, 1271558), (31, 697306), (34, 635779), (62, 348653), (527, 41018), (1054, 20509)]