21454362

素因数分解:

$2^1\times 3^3\times {\mathrm{397303}}^1$

素因数の和:397314

約数の個数: 16

約数和(自身を含む): 47676480

約数和(自身を除く): 26222118

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 397303, 794606, 1191909, 2383818, 3575727, 7151454, 10727181, 21454362]

約数ペア:

[(1, 21454362), (2, 10727181), (3, 7151454), (6, 3575727), (9, 2383818), (18, 1191909), (27, 794606), (54, 397303)]