20212790979

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{1567}}^1\times {\mathrm{48311}}^1$

素因数の和:49970

約数の個数: 16

約数和(自身を含む): 27271157760

約数和(自身を除く): 7058366781

約数列:

[1, 3, 89, 267, 1567, 4701, 48311, 139463, 144933, 418389, 4299679, 12899037, 75703337, 227110011, 6737596993, 20212790979]

約数ペア:

[(1, 20212790979), (3, 6737596993), (89, 227110011), (267, 75703337), (1567, 12899037), (4701, 4299679), (48311, 418389), (139463, 144933)]