21701428

素因数分解:

$2^2\times 7^1\times {\mathrm{593}}^1\times {\mathrm{1307}}^1$

素因数の和:1911

約数の個数: 24

約数和(自身を含む): 43509312

約数和(自身を除く): 21807884

約数列:

[1, 2, 4, 7, 14, 28, 593, 1186, 1307, 2372, 2614, 4151, 5228, 8302, 9149, 16604, 18298, 36596, 775051, 1550102, 3100204, 5425357, 10850714, 21701428]

約数ペア:

[(1, 21701428), (2, 10850714), (4, 5425357), (7, 3100204), (14, 1550102), (28, 775051), (593, 36596), (1186, 18298), (1307, 16604), (2372, 9149), (2614, 8302), (4151, 5228)]