21976738

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{38287}}^1$

素因数の和:38337

約数の個数: 16

約数和(自身を含む): 38594304

約数和(自身を除く): 16617566

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 38287, 76574, 268009, 536018, 1569767, 3139534, 10988369, 21976738]

約数ペア:

[(1, 21976738), (2, 10988369), (7, 3139534), (14, 1569767), (41, 536018), (82, 268009), (287, 76574), (574, 38287)]