2021385830

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{805333}}^1$

素因数の和:805591

約数の個数: 16

約数和(自身を含む): 3652995024

約数和(自身を除く): 1631609194

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 805333, 1610666, 4026665, 8053330, 202138583, 404277166, 1010692915, 2021385830]

約数ペア:

[(1, 2021385830), (2, 1010692915), (5, 404277166), (10, 202138583), (251, 8053330), (502, 4026665), (1255, 1610666), (2510, 805333)]