21000598846

素因数分解:

$2^1\times {\mathrm{653}}^1\times {\mathrm{4007}}^1\times {\mathrm{4013}}^1$

素因数の和:8675

約数の個数: 16

約数和(自身を含む): 31564875744

約数和(自身を除く): 10564276898

約数列:

[1, 2, 653, 1306, 4007, 4013, 8014, 8026, 2616571, 2620489, 5233142, 5240978, 16080091, 32160182, 10500299423, 21000598846]

約数ペア:

[(1, 21000598846), (2, 10500299423), (653, 32160182), (1306, 16080091), (4007, 5240978), (4013, 5233142), (8014, 2620489), (8026, 2616571)]