21382306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{9623}}^1$

素因数の和:9737

約数の個数: 16

約数和(自身を含む): 35339328

約数和(自身を除く): 13957022

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 9623, 19246, 105853, 211706, 971923, 1943846, 10691153, 21382306]

約数ペア:

[(1, 21382306), (2, 10691153), (11, 1943846), (22, 971923), (101, 211706), (202, 105853), (1111, 19246), (2222, 9623)]