2021089995

素因数分解:

$3^3\times 5^1\times {\mathrm{991}}^1\times {\mathrm{15107}}^1$

素因数の和:16112

約数の個数: 32

約数和(自身を含む): 3596912640

約数和(自身を除く): 1575822645

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 991, 2973, 4955, 8919, 14865, 15107, 26757, 44595, 45321, 75535, 133785, 135963, 226605, 407889, 679815, 2039445, 14971037, 44913111, 74855185, 134739333, 224565555, 404217999, 673696665, 2021089995]

約数ペア:

[(1, 2021089995), (3, 673696665), (5, 404217999), (9, 224565555), (15, 134739333), (27, 74855185), (45, 44913111), (135, 14971037), (991, 2039445), (2973, 679815), (4955, 407889), (8919, 226605), (14865, 135963), (15107, 133785), (26757, 75535), (44595, 45321)]