21880453028

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{9414997}}^1$

素因数の和:9415091

約数の個数: 24

約数和(自身を含む): 44288150592

約数和(自身を除く): 22407697564

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 581, 1162, 2324, 9414997, 18829994, 37659988, 65904979, 131809958, 263619916, 781444751, 1562889502, 3125779004, 5470113257, 10940226514, 21880453028]

約数ペア:

[(1, 21880453028), (2, 10940226514), (4, 5470113257), (7, 3125779004), (14, 1562889502), (28, 781444751), (83, 263619916), (166, 131809958), (332, 65904979), (581, 37659988), (1162, 18829994), (2324, 9414997)]