21000984054

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1489}}^1\times {\mathrm{54667}}^1$

素因数の和:56204

約数の個数: 32

約数和(自身を含む): 43008408960

約数和(自身を除く): 22007424906

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 1489, 2978, 4467, 8934, 54667, 64027, 109334, 128054, 164001, 192081, 328002, 384162, 2350681, 4701362, 7052043, 14104086, 81399163, 162798326, 244197489, 488394978, 3500164009, 7000328018, 10500492027, 21000984054]

約数ペア:

[(1, 21000984054), (2, 10500492027), (3, 7000328018), (6, 3500164009), (43, 488394978), (86, 244197489), (129, 162798326), (258, 81399163), (1489, 14104086), (2978, 7052043), (4467, 4701362), (8934, 2350681), (54667, 384162), (64027, 328002), (109334, 192081), (128054, 164001)]