20211979989

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{7219}}^1\times {\mathrm{17609}}^1$

素因数の和:24884

約数の個数: 16

約数和(自身を含む): 27463147200

約数和(自身を除く): 7251167211

約数列:

[1, 3, 53, 159, 7219, 17609, 21657, 52827, 382607, 933277, 1147821, 2799831, 127119371, 381358113, 6737326663, 20211979989]

約数ペア:

[(1, 20211979989), (3, 6737326663), (53, 381358113), (159, 127119371), (7219, 2799831), (17609, 1147821), (21657, 933277), (52827, 382607)]