22321257

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1301}}^1$

素因数の和:1373

約数の個数: 32

約数和(自身を含む): 36664320

約数和(自身を除く): 14343063

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 1301, 2451, 3903, 5719, 9107, 17157, 24719, 27321, 55943, 74157, 167829, 173033, 391601, 519099, 1062917, 1174803, 3188751, 7440419, 22321257]

約数ペア:

[(1, 22321257), (3, 7440419), (7, 3188751), (19, 1174803), (21, 1062917), (43, 519099), (57, 391601), (129, 173033), (133, 167829), (301, 74157), (399, 55943), (817, 27321), (903, 24719), (1301, 17157), (2451, 9107), (3903, 5719)]