21353962

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{3623}}^1$

素因数の和:4053

約数の個数: 16

約数和(自身を含む): 36703872

約数和(自身を除く): 15349910

約数列:

[1, 2, 7, 14, 421, 842, 2947, 3623, 5894, 7246, 25361, 50722, 1525283, 3050566, 10676981, 21353962]

約数ペア:

[(1, 21353962), (2, 10676981), (7, 3050566), (14, 1525283), (421, 50722), (842, 25361), (2947, 7246), (3623, 5894)]