16631378421

素因数分解:

$3^1\times 7^1\times {\mathrm{1759}}^1\times {\mathrm{450239}}^1$

素因数の和:452008

約数の個数: 16

約数和(自身を含む): 25357516800

約数和(自身を除く): 8726138379

約数列:

[1, 3, 7, 21, 1759, 5277, 12313, 36939, 450239, 1350717, 3151673, 9455019, 791970401, 2375911203, 5543792807, 16631378421]

約数ペア:

[(1, 16631378421), (3, 5543792807), (7, 2375911203), (21, 791970401), (1759, 9455019), (5277, 3151673), (12313, 1350717), (36939, 450239)]