21031499

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 24688800

約数和(自身を除く): 3657301

約数列:

[1, 17, 19, 23, 149, 323, 361, 391, 437, 2533, 2831, 3427, 6137, 7429, 8303, 48127, 53789, 58259, 65113, 141151, 914413, 1106921, 1237147, 21031499]

約数ペア:

[(1, 21031499), (17, 1237147), (19, 1106921), (23, 914413), (149, 141151), (323, 65113), (361, 58259), (391, 53789), (437, 48127), (2533, 8303), (2831, 7429), (3427, 6137)]