21743688

素因数分解:

$2^3\times 3^1\times {\mathrm{643}}^1\times {\mathrm{1409}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 54482400

約数和(自身を除く): 32738712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 643, 1286, 1409, 1929, 2572, 2818, 3858, 4227, 5144, 5636, 7716, 8454, 11272, 15432, 16908, 33816, 905987, 1811974, 2717961, 3623948, 5435922, 7247896, 10871844, 21743688]

約数ペア:

[(1, 21743688), (2, 10871844), (3, 7247896), (4, 5435922), (6, 3623948), (8, 2717961), (12, 1811974), (24, 905987), (643, 33816), (1286, 16908), (1409, 15432), (1929, 11272), (2572, 8454), (2818, 7716), (3858, 5636), (4227, 5144)]