2021066638

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1\times {\mathrm{919}}^1$

素因数の和:1480

約数の個数: 32

約数和(自身を含む): 3179520000

約数和(自身を除く): 1158453362

約数列:

[1, 2, 31, 62, 79, 158, 449, 898, 919, 1838, 2449, 4898, 13919, 27838, 28489, 35471, 56978, 70942, 72601, 145202, 412631, 825262, 1099601, 2199202, 2250631, 4501262, 12791561, 25583122, 32597849, 65195698, 1010533319, 2021066638]

約数ペア:

[(1, 2021066638), (2, 1010533319), (31, 65195698), (62, 32597849), (79, 25583122), (158, 12791561), (449, 4501262), (898, 2250631), (919, 2199202), (1838, 1099601), (2449, 825262), (4898, 412631), (13919, 145202), (27838, 72601), (28489, 70942), (35471, 56978)]