21874831

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 24710400

約数和(自身を除く): 2835569

約数列:

[1, 11, 43, 103, 449, 473, 1133, 4429, 4939, 19307, 46247, 48719, 212377, 508717, 1988621, 21874831]

約数ペア:

[(1, 21874831), (11, 1988621), (43, 508717), (103, 212377), (449, 48719), (473, 46247), (1133, 19307), (4429, 4939)]