42028

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:109

約数の個数: 24

約数和(自身を含む): 89600

約数和(自身を除く): 47572

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 79, 133, 158, 266, 316, 532, 553, 1106, 1501, 2212, 3002, 6004, 10507, 21014, 42028]

約数ペア:

[(1, 42028), (2, 21014), (4, 10507), (7, 6004), (14, 3002), (19, 2212), (28, 1501), (38, 1106), (76, 553), (79, 532), (133, 316), (158, 266)]