21946590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{243851}}^1$

素因数の和:243864

約数の個数: 24

約数和(自身を含む): 57061368

約数和(自身を除く): 35114778

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 243851, 487702, 731553, 1219255, 1463106, 2194659, 2438510, 3657765, 4389318, 7315530, 10973295, 21946590]

約数ペア:

[(1, 21946590), (2, 10973295), (3, 7315530), (5, 4389318), (6, 3657765), (9, 2438510), (10, 2194659), (15, 1463106), (18, 1219255), (30, 731553), (45, 487702), (90, 243851)]