21565192

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{911}}^1$

素因数の和:1197

約数の個数: 32

約数和(自身を含む): 44323200

約数和(自身を除く): 22758008

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 269, 538, 911, 1076, 1822, 2152, 2959, 3644, 5918, 7288, 10021, 11836, 20042, 23672, 40084, 80168, 245059, 490118, 980236, 1960472, 2695649, 5391298, 10782596, 21565192]

約数ペア:

[(1, 21565192), (2, 10782596), (4, 5391298), (8, 2695649), (11, 1960472), (22, 980236), (44, 490118), (88, 245059), (269, 80168), (538, 40084), (911, 23672), (1076, 20042), (1822, 11836), (2152, 10021), (2959, 7288), (3644, 5918)]