42105273

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{105527}}^1$

素因数の和:105556

約数の個数: 16

約数和(自身を含む): 67537920

約数和(自身を除く): 25432647

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 105527, 316581, 738689, 2005013, 2216067, 6015039, 14035091, 42105273]

約数ペア:

[(1, 42105273), (3, 14035091), (7, 6015039), (19, 2216067), (21, 2005013), (57, 738689), (133, 316581), (399, 105527)]