21097554

素因数分解:

$2^1\times 3^1\times {\mathrm{251}}^1\times {\mathrm{14009}}^1$

素因数の和:14265

約数の個数: 16

約数和(自身を含む): 42366240

約数和(自身を除く): 21268686

約数列:

[1, 2, 3, 6, 251, 502, 753, 1506, 14009, 28018, 42027, 84054, 3516259, 7032518, 10548777, 21097554]

約数ペア:

[(1, 21097554), (2, 10548777), (3, 7032518), (6, 3516259), (251, 84054), (502, 42027), (753, 28018), (1506, 14009)]